./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label38_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label38_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 90fa57d3ca6bcd2f527ec4ac651bc3f229d02bbf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:03:58,069 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:03:58,070 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:03:58,078 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:03:58,079 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:03:58,079 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:03:58,080 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:03:58,081 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:03:58,082 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:03:58,083 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:03:58,083 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:03:58,084 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:03:58,084 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:03:58,085 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:03:58,086 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:03:58,086 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:03:58,087 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:03:58,088 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:03:58,089 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:03:58,090 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:03:58,090 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:03:58,091 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:03:58,093 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:03:58,093 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:03:58,093 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:03:58,093 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:03:58,094 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:03:58,095 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:03:58,095 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:03:58,096 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:03:58,096 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:03:58,096 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:03:58,097 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:03:58,097 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:03:58,097 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:03:58,098 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:03:58,098 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 13:03:58,107 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:03:58,107 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:03:58,107 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:03:58,108 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 13:03:58,108 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 13:03:58,108 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 13:03:58,108 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 13:03:58,108 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 13:03:58,108 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 13:03:58,108 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 13:03:58,109 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 13:03:58,109 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 13:03:58,109 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 13:03:58,109 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:03:58,109 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:03:58,110 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:03:58,110 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:03:58,110 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:03:58,110 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:03:58,110 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:03:58,110 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:03:58,110 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:03:58,110 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:03:58,111 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:03:58,111 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:03:58,111 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:03:58,111 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:03:58,111 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:03:58,111 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:03:58,111 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:03:58,111 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:03:58,112 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:03:58,112 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:03:58,112 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 13:03:58,112 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:03:58,112 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:03:58,112 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 13:03:58,112 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_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90fa57d3ca6bcd2f527ec4ac651bc3f229d02bbf [2018-11-18 13:03:58,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:03:58,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:03:58,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:03:58,146 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:03:58,147 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:03:58,147 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label38_true-unreach-call.c [2018-11-18 13:03:58,191 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/data/a1751a0a1/5f311eb744514383bdfecbc7bcb56ccb/FLAG0ec589cac [2018-11-18 13:03:58,594 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:03:58,595 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/sv-benchmarks/c/eca-rers2012/Problem11_label38_true-unreach-call.c [2018-11-18 13:03:58,605 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/data/a1751a0a1/5f311eb744514383bdfecbc7bcb56ccb/FLAG0ec589cac [2018-11-18 13:03:58,618 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/data/a1751a0a1/5f311eb744514383bdfecbc7bcb56ccb [2018-11-18 13:03:58,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:03:58,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:03:58,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:03:58,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:03:58,623 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:03:58,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:03:58" (1/1) ... [2018-11-18 13:03:58,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297d6947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:58, skipping insertion in model container [2018-11-18 13:03:58,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:03:58" (1/1) ... [2018-11-18 13:03:58,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:03:58,675 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:03:58,976 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:03:58,979 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:03:59,099 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:03:59,111 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:03:59,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59 WrapperNode [2018-11-18 13:03:59,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:03:59,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:03:59,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:03:59,113 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:03:59,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:03:59,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:03:59,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:03:59,230 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:03:59,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,239 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,271 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... [2018-11-18 13:03:59,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:03:59,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:03:59,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:03:59,295 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:03:59,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/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 [2018-11-18 13:03:59,340 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:03:59,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:03:59,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:03:59,340 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 13:03:59,340 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 13:03:59,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:03:59,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:03:59,340 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:03:59,341 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:04:00,575 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:04:00,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:04:00 BoogieIcfgContainer [2018-11-18 13:04:00,575 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:04:00,576 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:04:00,576 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:04:00,578 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:04:00,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:03:58" (1/3) ... [2018-11-18 13:04:00,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5e1266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:04:00, skipping insertion in model container [2018-11-18 13:04:00,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:03:59" (2/3) ... [2018-11-18 13:04:00,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5e1266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:04:00, skipping insertion in model container [2018-11-18 13:04:00,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:04:00" (3/3) ... [2018-11-18 13:04:00,581 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label38_true-unreach-call.c [2018-11-18 13:04:00,587 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:04:00,593 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:04:00,605 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:04:00,629 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:04:00,630 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:04:00,630 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:04:00,630 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:04:00,630 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:04:00,630 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:04:00,630 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:04:00,630 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:04:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-11-18 13:04:00,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 13:04:00,658 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:04:00,659 INFO L375 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] [2018-11-18 13:04:00,661 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:04:00,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:00,665 INFO L82 PathProgramCache]: Analyzing trace with hash 296004705, now seen corresponding path program 1 times [2018-11-18 13:04:00,666 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:04:00,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:00,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:00,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:00,697 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:04:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:00,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:00,928 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:04:00,929 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 13:04:00,929 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:04:00,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:04:00,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:04:00,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 13:04:00,944 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 3 states. [2018-11-18 13:04:01,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:04:01,704 INFO L93 Difference]: Finished difference Result 782 states and 1372 transitions. [2018-11-18 13:04:01,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:04:01,706 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2018-11-18 13:04:01,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:04:01,717 INFO L225 Difference]: With dead ends: 782 [2018-11-18 13:04:01,718 INFO L226 Difference]: Without dead ends: 487 [2018-11-18 13:04:01,722 INFO L604 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 [2018-11-18 13:04:01,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2018-11-18 13:04:01,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 482. [2018-11-18 13:04:01,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2018-11-18 13:04:01,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 837 transitions. [2018-11-18 13:04:01,766 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 837 transitions. Word has length 67 [2018-11-18 13:04:01,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:04:01,766 INFO L480 AbstractCegarLoop]: Abstraction has 482 states and 837 transitions. [2018-11-18 13:04:01,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:04:01,766 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 837 transitions. [2018-11-18 13:04:01,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 13:04:01,770 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:04:01,770 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:04:01,770 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:04:01,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:01,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1433084721, now seen corresponding path program 1 times [2018-11-18 13:04:01,771 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:04:01,771 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:01,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:01,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:01,772 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:04:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:01,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:04:01,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:04:01,917 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:04:01,919 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:04:01,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:04:01,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:04:01,919 INFO L87 Difference]: Start difference. First operand 482 states and 837 transitions. Second operand 6 states. [2018-11-18 13:04:03,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:04:03,551 INFO L93 Difference]: Finished difference Result 1802 states and 3378 transitions. [2018-11-18 13:04:03,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 13:04:03,552 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-11-18 13:04:03,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:04:03,567 INFO L225 Difference]: With dead ends: 1802 [2018-11-18 13:04:03,568 INFO L226 Difference]: Without dead ends: 1326 [2018-11-18 13:04:03,574 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:04:03,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2018-11-18 13:04:03,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 1284. [2018-11-18 13:04:03,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1284 states. [2018-11-18 13:04:03,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1284 states and 1948 transitions. [2018-11-18 13:04:03,629 INFO L78 Accepts]: Start accepts. Automaton has 1284 states and 1948 transitions. Word has length 138 [2018-11-18 13:04:03,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:04:03,629 INFO L480 AbstractCegarLoop]: Abstraction has 1284 states and 1948 transitions. [2018-11-18 13:04:03,630 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:04:03,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1948 transitions. [2018-11-18 13:04:03,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 13:04:03,634 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:04:03,634 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:04:03,634 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:04:03,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:03,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1675544195, now seen corresponding path program 1 times [2018-11-18 13:04:03,635 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:04:03,635 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:03,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:03,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:03,637 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:04:03,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:03,765 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:03,765 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:04:03,766 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 13:04:03,766 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:04:03,766 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:04:03,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:04:03,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:04:03,767 INFO L87 Difference]: Start difference. First operand 1284 states and 1948 transitions. Second operand 6 states. [2018-11-18 13:04:05,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:04:05,301 INFO L93 Difference]: Finished difference Result 4497 states and 7268 transitions. [2018-11-18 13:04:05,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:04:05,301 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 148 [2018-11-18 13:04:05,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:04:05,319 INFO L225 Difference]: With dead ends: 4497 [2018-11-18 13:04:05,319 INFO L226 Difference]: Without dead ends: 3219 [2018-11-18 13:04:05,331 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:04:05,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3219 states. [2018-11-18 13:04:05,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3219 to 3180. [2018-11-18 13:04:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3180 states. [2018-11-18 13:04:05,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 3180 states and 4560 transitions. [2018-11-18 13:04:05,427 INFO L78 Accepts]: Start accepts. Automaton has 3180 states and 4560 transitions. Word has length 148 [2018-11-18 13:04:05,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:04:05,427 INFO L480 AbstractCegarLoop]: Abstraction has 3180 states and 4560 transitions. [2018-11-18 13:04:05,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:04:05,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 4560 transitions. [2018-11-18 13:04:05,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 13:04:05,434 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:04:05,434 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:04:05,434 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:04:05,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:05,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1977764724, now seen corresponding path program 1 times [2018-11-18 13:04:05,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:04:05,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:05,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:05,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:05,436 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:04:05,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:05,608 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 189 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:04:05,609 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:04:05,609 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:04:05,610 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 213 with the following transitions: [2018-11-18 13:04:05,611 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [442], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [510], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 13:04:05,644 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:04:05,644 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:04:06,076 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 13:04:06,077 INFO L272 AbstractInterpreter]: Visited 79 different actions 79 times. Never merged. Never widened. Performed 824 root evaluator evaluations with a maximum evaluation depth of 16. Performed 824 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Never found a fixpoint. Largest state had 28 variables. [2018-11-18 13:04:06,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:06,089 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 13:04:06,514 INFO L227 lantSequenceWeakener]: Weakened 203 states. On average, predicates are now at 73.9% of their original sizes. [2018-11-18 13:04:06,514 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 13:04:06,567 INFO L415 sIntCurrentIteration]: We unified 211 AI predicates to 211 [2018-11-18 13:04:06,568 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 13:04:06,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:04:06,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-18 13:04:06,569 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:04:06,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:04:06,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:04:06,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:04:06,570 INFO L87 Difference]: Start difference. First operand 3180 states and 4560 transitions. Second operand 6 states. [2018-11-18 13:04:35,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:04:35,624 INFO L93 Difference]: Finished difference Result 6546 states and 9331 transitions. [2018-11-18 13:04:35,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:04:35,624 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 212 [2018-11-18 13:04:35,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:04:35,636 INFO L225 Difference]: With dead ends: 6546 [2018-11-18 13:04:35,636 INFO L226 Difference]: Without dead ends: 3372 [2018-11-18 13:04:35,644 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 212 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:04:35,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3372 states. [2018-11-18 13:04:35,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3372 to 3370. [2018-11-18 13:04:35,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3370 states. [2018-11-18 13:04:35,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 3370 states and 4759 transitions. [2018-11-18 13:04:35,715 INFO L78 Accepts]: Start accepts. Automaton has 3370 states and 4759 transitions. Word has length 212 [2018-11-18 13:04:35,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:04:35,715 INFO L480 AbstractCegarLoop]: Abstraction has 3370 states and 4759 transitions. [2018-11-18 13:04:35,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:04:35,715 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 4759 transitions. [2018-11-18 13:04:35,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 13:04:35,721 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:04:35,721 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:04:35,721 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:04:35,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:35,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1735669, now seen corresponding path program 1 times [2018-11-18 13:04:35,722 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:04:35,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:35,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:35,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:35,724 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:04:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:35,873 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 13:04:35,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:04:35,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 13:04:35,874 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:04:35,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 13:04:35,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 13:04:35,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:04:35,875 INFO L87 Difference]: Start difference. First operand 3370 states and 4759 transitions. Second operand 4 states. [2018-11-18 13:04:36,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:04:36,772 INFO L93 Difference]: Finished difference Result 9948 states and 15521 transitions. [2018-11-18 13:04:36,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 13:04:36,773 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 265 [2018-11-18 13:04:36,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:04:36,790 INFO L225 Difference]: With dead ends: 9948 [2018-11-18 13:04:36,790 INFO L226 Difference]: Without dead ends: 6774 [2018-11-18 13:04:36,800 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:04:36,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6774 states. [2018-11-18 13:04:36,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6774 to 6761. [2018-11-18 13:04:36,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6761 states. [2018-11-18 13:04:36,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6761 states to 6761 states and 9968 transitions. [2018-11-18 13:04:36,889 INFO L78 Accepts]: Start accepts. Automaton has 6761 states and 9968 transitions. Word has length 265 [2018-11-18 13:04:36,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:04:36,889 INFO L480 AbstractCegarLoop]: Abstraction has 6761 states and 9968 transitions. [2018-11-18 13:04:36,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 13:04:36,889 INFO L276 IsEmpty]: Start isEmpty. Operand 6761 states and 9968 transitions. [2018-11-18 13:04:36,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-18 13:04:36,898 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:04:36,898 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:04:36,899 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:04:36,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:36,899 INFO L82 PathProgramCache]: Analyzing trace with hash 902442976, now seen corresponding path program 1 times [2018-11-18 13:04:36,899 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:04:36,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:36,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:36,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:36,900 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:04:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:37,064 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 13:04:37,064 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:04:37,065 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:04:37,065 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 297 with the following transitions: [2018-11-18 13:04:37,065 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [629], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 13:04:37,070 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:04:37,070 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:04:37,523 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:04:37,523 INFO L272 AbstractInterpreter]: Visited 136 different actions 402 times. Merged at 7 different actions 18 times. Never widened. Performed 5338 root evaluator evaluations with a maximum evaluation depth of 16. Performed 5338 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-18 13:04:37,532 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:37,533 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:04:37,533 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:04:37,533 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/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 [2018-11-18 13:04:37,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:37,550 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:04:37,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:37,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:04:41,881 WARN L180 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 478 DAG size of output: 22 [2018-11-18 13:04:41,966 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 13:04:41,966 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:04:42,062 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 13:04:42,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:04:42,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 9 [2018-11-18 13:04:42,079 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:04:42,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 13:04:42,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 13:04:42,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=46, Unknown=1, NotChecked=0, Total=72 [2018-11-18 13:04:42,080 INFO L87 Difference]: Start difference. First operand 6761 states and 9968 transitions. Second operand 3 states. [2018-11-18 13:04:42,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:04:42,768 INFO L93 Difference]: Finished difference Result 15273 states and 24555 transitions. [2018-11-18 13:04:42,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 13:04:42,769 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 296 [2018-11-18 13:04:42,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:04:42,796 INFO L225 Difference]: With dead ends: 15273 [2018-11-18 13:04:42,796 INFO L226 Difference]: Without dead ends: 8708 [2018-11-18 13:04:42,842 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 602 GetRequests, 591 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=25, Invalid=46, Unknown=1, NotChecked=0, Total=72 [2018-11-18 13:04:42,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8708 states. [2018-11-18 13:04:42,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8708 to 8698. [2018-11-18 13:04:42,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8698 states. [2018-11-18 13:04:42,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8698 states to 8698 states and 12673 transitions. [2018-11-18 13:04:42,982 INFO L78 Accepts]: Start accepts. Automaton has 8698 states and 12673 transitions. Word has length 296 [2018-11-18 13:04:42,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:04:42,983 INFO L480 AbstractCegarLoop]: Abstraction has 8698 states and 12673 transitions. [2018-11-18 13:04:42,983 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 13:04:42,983 INFO L276 IsEmpty]: Start isEmpty. Operand 8698 states and 12673 transitions. [2018-11-18 13:04:43,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2018-11-18 13:04:43,006 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:04:43,006 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:04:43,006 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:04:43,006 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:43,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1528647053, now seen corresponding path program 1 times [2018-11-18 13:04:43,006 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:04:43,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:43,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:43,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:43,007 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:04:43,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:43,333 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 363 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 13:04:43,333 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:04:43,333 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:04:43,334 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 367 with the following transitions: [2018-11-18 13:04:43,334 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 13:04:43,337 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:04:43,337 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:04:43,956 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:04:43,956 INFO L272 AbstractInterpreter]: Visited 127 different actions 378 times. Merged at 7 different actions 21 times. Never widened. Performed 5002 root evaluator evaluations with a maximum evaluation depth of 18. Performed 5002 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-18 13:04:43,968 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:43,968 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:04:43,968 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:04:43,968 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/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 [2018-11-18 13:04:43,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:43,980 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:04:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:44,060 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:04:44,121 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 363 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 13:04:44,121 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:04:44,249 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 363 proven. 2 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 13:04:44,265 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:04:44,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-11-18 13:04:44,265 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:04:44,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:04:44,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:04:44,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:04:44,266 INFO L87 Difference]: Start difference. First operand 8698 states and 12673 transitions. Second operand 7 states. [2018-11-18 13:04:45,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:04:45,301 INFO L93 Difference]: Finished difference Result 18143 states and 28302 transitions. [2018-11-18 13:04:45,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:04:45,302 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 366 [2018-11-18 13:04:45,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:04:45,347 INFO L225 Difference]: With dead ends: 18143 [2018-11-18 13:04:45,348 INFO L226 Difference]: Without dead ends: 9641 [2018-11-18 13:04:45,376 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 741 GetRequests, 732 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:04:45,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9641 states. [2018-11-18 13:04:45,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9641 to 8894. [2018-11-18 13:04:45,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8894 states. [2018-11-18 13:04:45,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8894 states to 8894 states and 12354 transitions. [2018-11-18 13:04:45,572 INFO L78 Accepts]: Start accepts. Automaton has 8894 states and 12354 transitions. Word has length 366 [2018-11-18 13:04:45,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:04:45,573 INFO L480 AbstractCegarLoop]: Abstraction has 8894 states and 12354 transitions. [2018-11-18 13:04:45,573 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:04:45,573 INFO L276 IsEmpty]: Start isEmpty. Operand 8894 states and 12354 transitions. [2018-11-18 13:04:45,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2018-11-18 13:04:45,616 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:04:45,617 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:04:45,617 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:04:45,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:45,617 INFO L82 PathProgramCache]: Analyzing trace with hash -1830385592, now seen corresponding path program 1 times [2018-11-18 13:04:45,617 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:04:45,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:45,618 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:45,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:45,618 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:04:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:45,847 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 284 proven. 100 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-18 13:04:45,847 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:04:45,848 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:04:45,848 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 411 with the following transitions: [2018-11-18 13:04:45,848 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [618], [623], [625], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 13:04:45,852 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:04:45,852 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:04:46,149 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:04:46,149 INFO L272 AbstractInterpreter]: Visited 144 different actions 563 times. Merged at 8 different actions 26 times. Never widened. Performed 7873 root evaluator evaluations with a maximum evaluation depth of 10. Performed 7873 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 6 fixpoints after 2 different actions. Largest state had 28 variables. [2018-11-18 13:04:46,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:46,156 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:04:46,156 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:04:46,156 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/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 [2018-11-18 13:04:46,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:46,162 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:04:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:46,227 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:04:46,315 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 427 proven. 2 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 13:04:46,315 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:04:46,425 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 284 proven. 100 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-18 13:04:46,441 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:04:46,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-18 13:04:46,441 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:04:46,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 13:04:46,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 13:04:46,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 13:04:46,442 INFO L87 Difference]: Start difference. First operand 8894 states and 12354 transitions. Second operand 9 states. [2018-11-18 13:04:48,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:04:48,666 INFO L93 Difference]: Finished difference Result 26595 states and 48066 transitions. [2018-11-18 13:04:48,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 13:04:48,666 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 410 [2018-11-18 13:04:48,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:04:48,807 INFO L225 Difference]: With dead ends: 26595 [2018-11-18 13:04:48,807 INFO L226 Difference]: Without dead ends: 17896 [2018-11-18 13:04:48,877 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 843 GetRequests, 824 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-11-18 13:04:48,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17896 states. [2018-11-18 13:04:49,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17896 to 16798. [2018-11-18 13:04:49,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16798 states. [2018-11-18 13:04:49,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16798 states to 16798 states and 26474 transitions. [2018-11-18 13:04:49,484 INFO L78 Accepts]: Start accepts. Automaton has 16798 states and 26474 transitions. Word has length 410 [2018-11-18 13:04:49,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:04:49,484 INFO L480 AbstractCegarLoop]: Abstraction has 16798 states and 26474 transitions. [2018-11-18 13:04:49,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 13:04:49,485 INFO L276 IsEmpty]: Start isEmpty. Operand 16798 states and 26474 transitions. [2018-11-18 13:04:49,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2018-11-18 13:04:49,591 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:04:49,591 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:04:49,591 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:04:49,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:49,592 INFO L82 PathProgramCache]: Analyzing trace with hash -957049664, now seen corresponding path program 1 times [2018-11-18 13:04:49,592 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:04:49,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:49,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:49,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:04:49,593 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:04:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:49,958 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 336 proven. 58 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-18 13:04:49,959 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:04:49,959 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:04:49,959 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 447 with the following transitions: [2018-11-18 13:04:49,959 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [819], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-18 13:04:49,961 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:04:49,962 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:04:50,221 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:04:50,222 INFO L272 AbstractInterpreter]: Visited 151 different actions 600 times. Merged at 8 different actions 31 times. Never widened. Performed 8521 root evaluator evaluations with a maximum evaluation depth of 10. Performed 8521 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 7 fixpoints after 3 different actions. Largest state had 28 variables. [2018-11-18 13:04:50,228 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:04:50,228 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:04:50,228 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:04:50,228 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/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 [2018-11-18 13:04:50,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:04:50,234 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:04:50,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:04:50,293 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:04:50,398 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 292 proven. 116 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-18 13:04:50,398 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:04:50,568 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 404 proven. 4 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-18 13:04:50,584 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:04:50,584 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2018-11-18 13:04:50,584 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:04:50,584 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 13:04:50,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:04:50,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-18 13:04:50,585 INFO L87 Difference]: Start difference. First operand 16798 states and 26474 transitions. Second operand 6 states. [2018-11-18 13:04:51,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:04:51,788 INFO L93 Difference]: Finished difference Result 33342 states and 59495 transitions. [2018-11-18 13:04:51,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:04:51,788 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 446 [2018-11-18 13:04:51,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:04:51,789 INFO L225 Difference]: With dead ends: 33342 [2018-11-18 13:04:51,789 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:04:51,947 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 901 GetRequests, 890 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:04:51,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:04:51,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:04:51,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:04:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:04:51,948 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 446 [2018-11-18 13:04:51,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:04:51,948 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:04:51,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 13:04:51,948 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:04:51,948 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:04:51,951 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:04:52,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,614 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:52,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,051 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,192 WARN L180 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 592 DAG size of output: 204 [2018-11-18 13:04:53,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:04:53,907 WARN L180 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 204 [2018-11-18 13:04:54,158 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 32 [2018-11-18 13:04:54,684 WARN L180 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 41 [2018-11-18 13:04:55,198 WARN L180 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 41 [2018-11-18 13:04:55,199 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:04:55,199 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= |old(~a25~0)| ~a25~0) (= ~a4~0 |old(~a4~0)|)) [2018-11-18 13:04:55,199 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,200 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,201 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,202 INFO L425 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,203 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 186) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-18 13:04:55,204 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,205 INFO L425 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse0 (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= |old(~a25~0)| ~a25~0) (= ~a4~0 |old(~a4~0)|))) (.cse1 (not (= 1 |old(~a4~0)|)))) (and (or .cse0 (<= |old(~a23~0)| 138) .cse1) (or (< 0 |old(~a4~0)|) .cse0) (or .cse1 (= 13 |old(~a25~0)|) .cse0) (or (< 245 |old(~a29~0)|) .cse0 .cse1))) [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,206 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,207 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,208 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,209 INFO L425 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-18 13:04:55,210 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-18 13:04:55,211 INFO L425 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,212 INFO L425 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-11-18 13:04:55,213 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:04:55,213 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= 1 ~a4~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-11-18 13:04:55,213 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:04:55,213 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:04:55,213 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (and (= ~a29~0 |old(~a29~0)|) (= ~a25~0 10) (= ~a23~0 312) (= ~a4~0 |old(~a4~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-11-18 13:04:55,213 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-18 13:04:55,213 INFO L421 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (= 130 |old(~a29~0)|)) (<= ~a4~0 0) (not (= 10 |old(~a25~0)|)) (and .cse0 (< 138 ~a23~0)) (and (<= ~a29~0 245) .cse0) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (and (not (= ~a25~0 13)) .cse0) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)))) [2018-11-18 13:04:55,213 INFO L425 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-18 13:04:55,213 INFO L425 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-18 13:04:55,213 INFO L425 ceAbstractionStarter]: For program point L1034-1(lines 1034 1043) no Hoare annotation was computed. [2018-11-18 13:04:55,213 INFO L421 ceAbstractionStarter]: At program point L1034-3(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (= 130 |old(~a29~0)|)) (<= ~a4~0 0) (not (= 10 |old(~a25~0)|)) (and .cse0 (< 138 ~a23~0)) (and (<= ~a29~0 245) .cse0) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (and (not (= ~a25~0 13)) .cse0) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)))) [2018-11-18 13:04:55,213 INFO L425 ceAbstractionStarter]: For program point L1034-4(lines 1028 1044) no Hoare annotation was computed. [2018-11-18 13:04:55,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:04:55 BoogieIcfgContainer [2018-11-18 13:04:55,220 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:04:55,220 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:04:55,220 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:04:55,220 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:04:55,220 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:04:00" (3/4) ... [2018-11-18 13:04:55,223 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:04:55,226 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:04:55,226 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 13:04:55,226 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:04:55,237 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 13:04:55,239 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 13:04:55,263 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(130 == \old(a29)) || a4 <= 0) || !(10 == \old(a25))) || (1 == a4 && 138 < a23)) || (a29 <= 245 && 1 == a4)) || !(1 == a3)) || !(312 == \old(a23))) || (!(a25 == 13) && 1 == a4)) || !(15 == a8)) || !(1 == \old(a4)) [2018-11-18 13:04:55,366 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dda52067-c09a-4852-a15d-aa1249f82ba9/bin-2019/utaipan/witness.graphml [2018-11-18 13:04:55,366 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:04:55,367 INFO L168 Benchmark]: Toolchain (without parser) took 56747.03 ms. Allocated memory was 1.0 GB in the beginning and 4.9 GB in the end (delta: 3.9 GB). Free memory was 950.3 MB in the beginning and 711.8 MB in the end (delta: 238.5 MB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2018-11-18 13:04:55,368 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:04:55,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 491.09 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 891.3 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:04:55,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 891.3 MB in the beginning and 1.2 GB in the end (delta: -277.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:04:55,368 INFO L168 Benchmark]: Boogie Preprocessor took 65.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:04:55,369 INFO L168 Benchmark]: RCFGBuilder took 1279.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 994.6 MB in the end (delta: 167.3 MB). Peak memory consumption was 167.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:04:55,369 INFO L168 Benchmark]: TraceAbstraction took 54643.93 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 994.6 MB in the beginning and 788.4 MB in the end (delta: 206.3 MB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2018-11-18 13:04:55,369 INFO L168 Benchmark]: Witness Printer took 146.39 ms. Allocated memory is still 4.9 GB. Free memory was 788.4 MB in the beginning and 711.8 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:04:55,371 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 491.09 ms. Allocated memory is still 1.0 GB. Free memory was 950.3 MB in the beginning and 891.3 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 184.0 MB). Free memory was 891.3 MB in the beginning and 1.2 GB in the end (delta: -277.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1279.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 994.6 MB in the end (delta: 167.3 MB). Peak memory consumption was 167.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 54643.93 ms. Allocated memory was 1.2 GB in the beginning and 4.9 GB in the end (delta: 3.7 GB). Free memory was 994.6 MB in the beginning and 788.4 MB in the end (delta: 206.3 MB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. * Witness Printer took 146.39 ms. Allocated memory is still 4.9 GB. Free memory was 788.4 MB in the beginning and 711.8 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 186]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((!(130 == \old(a29)) || a4 <= 0) || !(10 == \old(a25))) || (1 == a4 && 138 < a23)) || (a29 <= 245 && 1 == a4)) || !(1 == a3)) || !(312 == \old(a23))) || (!(a25 == 13) && 1 == a4)) || !(15 == a8)) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. SAFE Result, 54.5s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 39.6s AutomataDifference, 0.0s DeadEndRemovalTime, 3.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1560 SDtfs, 6192 SDslu, 1882 SDs, 0 SdLazy, 13168 SolverSat, 2517 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 3328 GetRequests, 3255 SyntacticMatches, 12 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16798occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.1s AbstIntTime, 5 AbstIntIterations, 1 AbstIntStrong, 0.9977536760238183 AbsIntWeakeningRatio, 0.13270142180094788 AbsIntAvgWeakeningVarsNumRemoved, 18.33649289099526 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 1956 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 667 PreInvPairs, 1321 NumberOfFragments, 255 HoareAnnotationTreeSize, 667 FomulaSimplifications, 44197 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9545 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 3866 NumberOfCodeBlocks, 3866 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 5367 ConstructedInterpolants, 2 QuantifiedInterpolants, 4922930 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2467 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 17 InterpolantComputations, 5 PerfectInterpolantSequences, 4900/5534 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...