./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label59_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label59_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/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 4752298a89db41e493a78b9f5c4df6fafd791c09 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:08:54,981 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:08:54,982 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:08:54,989 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:08:54,989 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:08:54,990 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:08:54,991 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:08:54,992 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:08:54,993 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:08:54,994 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:08:54,994 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:08:54,994 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:08:54,995 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:08:54,996 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:08:54,996 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:08:54,997 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:08:54,997 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:08:54,998 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:08:54,999 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:08:55,001 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:08:55,001 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:08:55,002 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:08:55,003 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:08:55,003 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:08:55,004 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:08:55,004 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:08:55,005 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:08:55,005 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:08:55,006 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:08:55,007 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:08:55,007 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:08:55,007 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:08:55,007 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:08:55,008 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:08:55,008 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:08:55,009 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:08:55,009 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:08:55,017 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:08:55,017 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:08:55,017 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:08:55,018 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:08:55,018 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:08:55,018 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:08:55,018 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:08:55,018 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:08:55,018 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:08:55,018 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:08:55,019 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:08:55,019 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:08:55,019 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:08:55,019 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:08:55,020 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:08:55,020 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:08:55,020 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:08:55,020 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:08:55,020 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:08:55,020 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:08:55,020 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:08:55,020 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:08:55,021 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:08:55,021 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:08:55,021 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:08:55,021 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:08:55,021 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:08:55,021 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:08:55,021 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:08:55,022 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:08:55,022 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:08:55,022 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:08:55,022 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:08:55,022 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:08:55,022 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_81ccac2b-2468-461a-baaf-84c6753ef6cd/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 -> 4752298a89db41e493a78b9f5c4df6fafd791c09 [2018-11-10 12:08:55,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:08:55,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:08:55,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:08:55,061 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:08:55,061 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:08:55,062 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label59_true-unreach-call.c [2018-11-10 12:08:55,099 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/data/f519b2948/d175fd55858c4edea52c97983e89dbe0/FLAG0731c5620 [2018-11-10 12:08:55,499 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:08:55,500 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/sv-benchmarks/c/eca-rers2012/Problem11_label59_true-unreach-call.c [2018-11-10 12:08:55,510 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/data/f519b2948/d175fd55858c4edea52c97983e89dbe0/FLAG0731c5620 [2018-11-10 12:08:55,523 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/data/f519b2948/d175fd55858c4edea52c97983e89dbe0 [2018-11-10 12:08:55,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:08:55,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:08:55,527 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:08:55,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:08:55,531 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:08:55,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:08:55" (1/1) ... [2018-11-10 12:08:55,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ae94ac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:55, skipping insertion in model container [2018-11-10 12:08:55,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:08:55" (1/1) ... [2018-11-10 12:08:55,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:08:55,587 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:08:55,912 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:08:55,916 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:08:56,014 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:08:56,024 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:08:56,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56 WrapperNode [2018-11-10 12:08:56,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:08:56,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:08:56,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:08:56,025 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:08:56,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... [2018-11-10 12:08:56,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... [2018-11-10 12:08:56,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:08:56,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:08:56,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:08:56,190 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:08:56,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... [2018-11-10 12:08:56,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... [2018-11-10 12:08:56,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... [2018-11-10 12:08:56,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... [2018-11-10 12:08:56,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... [2018-11-10 12:08:56,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... [2018-11-10 12:08:56,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... [2018-11-10 12:08:56,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:08:56,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:08:56,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:08:56,266 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:08:56,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/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 [2018-11-10 12:08:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:08:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:08:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 12:08:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 12:08:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:08:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:08:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:08:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:08:57,556 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:08:57,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:08:57 BoogieIcfgContainer [2018-11-10 12:08:57,557 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:08:57,558 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 12:08:57,558 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 12:08:57,560 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 12:08:57,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:08:55" (1/3) ... [2018-11-10 12:08:57,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5088b485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:08:57, skipping insertion in model container [2018-11-10 12:08:57,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:08:56" (2/3) ... [2018-11-10 12:08:57,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5088b485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:08:57, skipping insertion in model container [2018-11-10 12:08:57,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:08:57" (3/3) ... [2018-11-10 12:08:57,564 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label59_true-unreach-call.c [2018-11-10 12:08:57,571 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 12:08:57,577 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 12:08:57,586 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 12:08:57,611 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 12:08:57,611 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 12:08:57,611 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 12:08:57,612 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 12:08:57,612 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 12:08:57,612 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 12:08:57,612 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 12:08:57,612 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 12:08:57,635 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-11-10 12:08:57,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-10 12:08:57,641 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:08:57,642 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] [2018-11-10 12:08:57,644 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:08:57,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:08:57,648 INFO L82 PathProgramCache]: Analyzing trace with hash 1395021716, now seen corresponding path program 1 times [2018-11-10 12:08:57,650 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:08:57,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:08:57,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:08:57,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:08:57,684 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:08:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:08:57,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:08:57,910 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:08:57,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 12:08:57,910 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:08:57,915 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 12:08:57,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:08:57,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:08:57,929 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 3 states. [2018-11-10 12:08:58,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:08:58,856 INFO L93 Difference]: Finished difference Result 785 states and 1378 transitions. [2018-11-10 12:08:58,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:08:58,858 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2018-11-10 12:08:58,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:08:58,871 INFO L225 Difference]: With dead ends: 785 [2018-11-10 12:08:58,871 INFO L226 Difference]: Without dead ends: 490 [2018-11-10 12:08:58,875 INFO L605 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 [2018-11-10 12:08:58,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2018-11-10 12:08:58,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 482. [2018-11-10 12:08:58,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2018-11-10 12:08:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 841 transitions. [2018-11-10 12:08:58,920 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 841 transitions. Word has length 66 [2018-11-10 12:08:58,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:08:58,920 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 841 transitions. [2018-11-10 12:08:58,920 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 12:08:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 841 transitions. [2018-11-10 12:08:58,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-10 12:08:58,925 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:08:58,925 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:08:58,925 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:08:58,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:08:58,926 INFO L82 PathProgramCache]: Analyzing trace with hash -994011168, now seen corresponding path program 1 times [2018-11-10 12:08:58,926 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:08:58,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:08:58,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:08:58,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:08:58,927 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:08:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:08:59,080 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:08:59,081 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:08:59,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 12:08:59,081 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:08:59,082 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 12:08:59,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 12:08:59,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-10 12:08:59,083 INFO L87 Difference]: Start difference. First operand 482 states and 841 transitions. Second operand 6 states. [2018-11-10 12:09:01,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:09:01,105 INFO L93 Difference]: Finished difference Result 1762 states and 3209 transitions. [2018-11-10 12:09:01,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-10 12:09:01,105 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-11-10 12:09:01,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:09:01,112 INFO L225 Difference]: With dead ends: 1762 [2018-11-10 12:09:01,112 INFO L226 Difference]: Without dead ends: 1286 [2018-11-10 12:09:01,115 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-11-10 12:09:01,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1286 states. [2018-11-10 12:09:01,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 1252. [2018-11-10 12:09:01,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1252 states. [2018-11-10 12:09:01,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1252 states and 1988 transitions. [2018-11-10 12:09:01,156 INFO L78 Accepts]: Start accepts. Automaton has 1252 states and 1988 transitions. Word has length 136 [2018-11-10 12:09:01,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:09:01,156 INFO L481 AbstractCegarLoop]: Abstraction has 1252 states and 1988 transitions. [2018-11-10 12:09:01,156 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 12:09:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1988 transitions. [2018-11-10 12:09:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 12:09:01,160 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:09:01,160 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:09:01,160 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:09:01,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:01,161 INFO L82 PathProgramCache]: Analyzing trace with hash -2016062845, now seen corresponding path program 1 times [2018-11-10 12:09:01,161 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:09:01,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:01,162 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:01,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:01,162 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:09:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:09:01,326 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:09:01,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:09:01,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 12:09:01,326 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:09:01,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 12:09:01,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 12:09:01,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 12:09:01,327 INFO L87 Difference]: Start difference. First operand 1252 states and 1988 transitions. Second operand 6 states. [2018-11-10 12:09:02,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:09:02,775 INFO L93 Difference]: Finished difference Result 3466 states and 5570 transitions. [2018-11-10 12:09:02,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 12:09:02,775 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2018-11-10 12:09:02,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:09:02,785 INFO L225 Difference]: With dead ends: 3466 [2018-11-10 12:09:02,786 INFO L226 Difference]: Without dead ends: 2220 [2018-11-10 12:09:02,791 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-10 12:09:02,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2018-11-10 12:09:02,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 2195. [2018-11-10 12:09:02,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2195 states. [2018-11-10 12:09:02,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 2195 states and 3227 transitions. [2018-11-10 12:09:02,850 INFO L78 Accepts]: Start accepts. Automaton has 2195 states and 3227 transitions. Word has length 139 [2018-11-10 12:09:02,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:09:02,851 INFO L481 AbstractCegarLoop]: Abstraction has 2195 states and 3227 transitions. [2018-11-10 12:09:02,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 12:09:02,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 3227 transitions. [2018-11-10 12:09:02,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 12:09:02,853 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:09:02,853 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:09:02,853 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:09:02,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:02,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1284370280, now seen corresponding path program 1 times [2018-11-10 12:09:02,854 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:09:02,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:02,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:02,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:02,854 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:09:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:09:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:09:03,054 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:09:03,054 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-10 12:09:03,054 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:09:03,055 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 12:09:03,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 12:09:03,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-10 12:09:03,055 INFO L87 Difference]: Start difference. First operand 2195 states and 3227 transitions. Second operand 7 states. [2018-11-10 12:09:05,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:09:05,667 INFO L93 Difference]: Finished difference Result 5926 states and 8993 transitions. [2018-11-10 12:09:05,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-10 12:09:05,668 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 140 [2018-11-10 12:09:05,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:09:05,683 INFO L225 Difference]: With dead ends: 5926 [2018-11-10 12:09:05,683 INFO L226 Difference]: Without dead ends: 3737 [2018-11-10 12:09:05,692 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-11-10 12:09:05,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3737 states. [2018-11-10 12:09:05,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3737 to 3563. [2018-11-10 12:09:05,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3563 states. [2018-11-10 12:09:05,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 3563 states and 4993 transitions. [2018-11-10 12:09:05,774 INFO L78 Accepts]: Start accepts. Automaton has 3563 states and 4993 transitions. Word has length 140 [2018-11-10 12:09:05,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:09:05,774 INFO L481 AbstractCegarLoop]: Abstraction has 3563 states and 4993 transitions. [2018-11-10 12:09:05,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 12:09:05,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 4993 transitions. [2018-11-10 12:09:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 12:09:05,777 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:09:05,778 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:09:05,778 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:09:05,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:05,778 INFO L82 PathProgramCache]: Analyzing trace with hash -2129360111, now seen corresponding path program 1 times [2018-11-10 12:09:05,778 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:09:05,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:05,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:05,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:05,779 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:09:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:09:05,884 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:09:05,885 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:09:05,885 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 12:09:05,885 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:09:05,885 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 12:09:05,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:09:05,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:09:05,886 INFO L87 Difference]: Start difference. First operand 3563 states and 4993 transitions. Second operand 3 states. [2018-11-10 12:09:06,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:09:06,537 INFO L93 Difference]: Finished difference Result 8043 states and 11700 transitions. [2018-11-10 12:09:06,539 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:09:06,539 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2018-11-10 12:09:06,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:09:06,549 INFO L225 Difference]: With dead ends: 8043 [2018-11-10 12:09:06,549 INFO L226 Difference]: Without dead ends: 4486 [2018-11-10 12:09:06,554 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:09:06,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4486 states. [2018-11-10 12:09:06,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4486 to 4425. [2018-11-10 12:09:06,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4425 states. [2018-11-10 12:09:06,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4425 states to 4425 states and 5873 transitions. [2018-11-10 12:09:06,612 INFO L78 Accepts]: Start accepts. Automaton has 4425 states and 5873 transitions. Word has length 198 [2018-11-10 12:09:06,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:09:06,612 INFO L481 AbstractCegarLoop]: Abstraction has 4425 states and 5873 transitions. [2018-11-10 12:09:06,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 12:09:06,613 INFO L276 IsEmpty]: Start isEmpty. Operand 4425 states and 5873 transitions. [2018-11-10 12:09:06,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 12:09:06,616 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:09:06,616 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:09:06,616 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:09:06,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:06,617 INFO L82 PathProgramCache]: Analyzing trace with hash -1377359462, now seen corresponding path program 1 times [2018-11-10 12:09:06,617 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:09:06,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:06,618 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:06,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:06,618 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:09:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:09:06,793 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:09:06,794 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 12:09:06,794 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 12:09:06,795 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 215 with the following transitions: [2018-11-10 12:09:06,796 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], [429], [431], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-10 12:09:06,843 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 12:09:06,844 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 12:09:10,046 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-10 12:09:24,888 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-10 12:09:24,889 INFO L272 AbstractInterpreter]: Visited 156 different actions 454 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-10 12:09:24,895 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:24,896 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-10 12:09:24,896 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 12:09:24,896 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/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 [2018-11-10 12:09:24,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:24,904 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-10 12:09:24,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:09:24,978 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 12:09:26,623 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:09:26,623 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-10 12:09:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:09:26,768 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-10 12:09:26,768 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 9 [2018-11-10 12:09:26,768 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:09:26,769 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 12:09:26,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:09:26,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=48, Unknown=1, NotChecked=0, Total=72 [2018-11-10 12:09:26,770 INFO L87 Difference]: Start difference. First operand 4425 states and 5873 transitions. Second operand 3 states. [2018-11-10 12:09:27,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:09:27,652 INFO L93 Difference]: Finished difference Result 10062 states and 13958 transitions. [2018-11-10 12:09:27,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:09:27,653 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 214 [2018-11-10 12:09:27,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:09:27,666 INFO L225 Difference]: With dead ends: 10062 [2018-11-10 12:09:27,666 INFO L226 Difference]: Without dead ends: 5643 [2018-11-10 12:09:27,680 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 426 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=23, Invalid=48, Unknown=1, NotChecked=0, Total=72 [2018-11-10 12:09:27,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5643 states. [2018-11-10 12:09:27,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5643 to 5601. [2018-11-10 12:09:27,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5601 states. [2018-11-10 12:09:27,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5601 states to 5601 states and 7759 transitions. [2018-11-10 12:09:27,761 INFO L78 Accepts]: Start accepts. Automaton has 5601 states and 7759 transitions. Word has length 214 [2018-11-10 12:09:27,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:09:27,762 INFO L481 AbstractCegarLoop]: Abstraction has 5601 states and 7759 transitions. [2018-11-10 12:09:27,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 12:09:27,762 INFO L276 IsEmpty]: Start isEmpty. Operand 5601 states and 7759 transitions. [2018-11-10 12:09:27,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-10 12:09:27,767 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:09:27,767 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:09:27,767 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:09:27,768 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:27,768 INFO L82 PathProgramCache]: Analyzing trace with hash -2132579400, now seen corresponding path program 1 times [2018-11-10 12:09:27,768 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:09:27,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:27,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:09:27,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:09:27,769 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:09:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:09:27,913 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 213 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:09:27,914 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 12:09:27,914 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-10 12:09:27,914 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 296 with the following transitions: [2018-11-10 12:09:27,914 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], [429], [431], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [602], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-11-10 12:09:27,922 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-11-10 12:09:27,922 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-10 12:09:29,161 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-10 12:09:43,143 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-10 12:09:43,143 INFO L272 AbstractInterpreter]: Visited 140 different actions 408 times. Merged at 5 different actions 10 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-11-10 12:09:43,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:09:43,147 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-10 12:09:46,073 INFO L227 lantSequenceWeakener]: Weakened 14 states. On average, predicates are now at 76.37% of their original sizes. [2018-11-10 12:09:46,073 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-10 12:10:53,322 INFO L415 sIntCurrentIteration]: We unified 294 AI predicates to 294 [2018-11-10 12:10:53,322 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-10 12:10:53,323 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 12:10:53,323 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [6] total 19 [2018-11-10 12:10:53,323 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:10:53,324 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-10 12:10:53,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-10 12:10:53,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-11-10 12:10:53,324 INFO L87 Difference]: Start difference. First operand 5601 states and 7759 transitions. Second operand 15 states. [2018-11-10 12:14:16,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:14:16,506 INFO L93 Difference]: Finished difference Result 12478 states and 17272 transitions. [2018-11-10 12:14:16,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-10 12:14:16,507 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 295 [2018-11-10 12:14:16,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:14:16,520 INFO L225 Difference]: With dead ends: 12478 [2018-11-10 12:14:16,520 INFO L226 Difference]: Without dead ends: 6374 [2018-11-10 12:14:16,531 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 301 GetRequests, 186 SyntacticMatches, 95 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 68.8s TimeCoverageRelationStatistics Valid=106, Invalid=356, Unknown=0, NotChecked=0, Total=462 [2018-11-10 12:14:16,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6374 states. [2018-11-10 12:14:16,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6374 to 5986. [2018-11-10 12:14:16,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5986 states. [2018-11-10 12:14:16,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5986 states to 5986 states and 8172 transitions. [2018-11-10 12:14:16,685 INFO L78 Accepts]: Start accepts. Automaton has 5986 states and 8172 transitions. Word has length 295 [2018-11-10 12:14:16,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:14:16,685 INFO L481 AbstractCegarLoop]: Abstraction has 5986 states and 8172 transitions. [2018-11-10 12:14:16,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-10 12:14:16,685 INFO L276 IsEmpty]: Start isEmpty. Operand 5986 states and 8172 transitions. [2018-11-10 12:14:16,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-10 12:14:16,690 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 12:14:16,690 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:14:16,691 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 12:14:16,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:14:16,691 INFO L82 PathProgramCache]: Analyzing trace with hash -990628283, now seen corresponding path program 1 times [2018-11-10 12:14:16,691 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-10 12:14:16,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:14:16,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:14:16,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:14:16,692 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-10 12:14:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:14:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-10 12:14:16,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:14:16,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 12:14:16,862 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-10 12:14:16,863 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 12:14:16,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 12:14:16,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-10 12:14:16,863 INFO L87 Difference]: Start difference. First operand 5986 states and 8172 transitions. Second operand 4 states. [2018-11-10 12:14:17,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:14:17,982 INFO L93 Difference]: Finished difference Result 16245 states and 23240 transitions. [2018-11-10 12:14:17,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 12:14:17,983 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 301 [2018-11-10 12:14:17,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 12:14:17,984 INFO L225 Difference]: With dead ends: 16245 [2018-11-10 12:14:17,984 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 12:14:18,012 INFO L605 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 [2018-11-10 12:14:18,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 12:14:18,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 12:14:18,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 12:14:18,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 12:14:18,013 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 301 [2018-11-10 12:14:18,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 12:14:18,013 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 12:14:18,013 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 12:14:18,013 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 12:14:18,013 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:14:18,016 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 12:14:18,201 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2018-11-10 12:14:19,821 WARN L179 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 1697 [2018-11-10 12:14:21,664 WARN L179 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 2048 [2018-11-10 12:14:24,069 WARN L179 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 2320 DAG size of output: 1697 [2018-11-10 12:14:24,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:14:34,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:14:34,969 WARN L179 SmtUtils]: Spent 10.89 s on a formula simplification. DAG size of input: 3107 DAG size of output: 35 [2018-11-10 12:14:35,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:14:43,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 12:14:43,318 WARN L179 SmtUtils]: Spent 8.35 s on a formula simplification. DAG size of input: 3107 DAG size of output: 35 [2018-11-10 12:14:44,421 WARN L179 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 521 DAG size of output: 53 [2018-11-10 12:15:05,632 WARN L179 SmtUtils]: Spent 21.20 s on a formula simplification. DAG size of input: 1363 DAG size of output: 88 [2018-11-10 12:15:15,143 WARN L179 SmtUtils]: Spent 9.48 s on a formula simplification. DAG size of input: 2194 DAG size of output: 99 [2018-11-10 12:15:16,693 WARN L179 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 921 DAG size of output: 92 [2018-11-10 12:15:18,259 WARN L179 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 921 DAG size of output: 92 [2018-11-10 12:15:18,261 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 12:15:18,261 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)) [2018-11-10 12:15:18,261 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 12:15:18,261 INFO L425 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-11-10 12:15:18,262 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-11-10 12:15:18,263 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-11-10 12:15:18,264 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,265 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,266 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse8 (= ~a4~0 1)) (.cse9 (= ~a29~0 |old(~a29~0)|)) (.cse10 (= ~a23~0 |old(~a23~0)|)) (.cse11 (= |old(~a25~0)| ~a25~0))) (let ((.cse2 (and .cse9 .cse10 .cse11)) (.cse3 (= 13 |old(~a25~0)|)) (.cse4 (= 9 |old(~a25~0)|)) (.cse7 (< 306 |old(~a23~0)|)) (.cse0 (<= |old(~a29~0)| 140)) (.cse5 (and .cse9 .cse10 .cse8 .cse11)) (.cse6 (not (= 1 |old(~a4~0)|)))) (and (or (or .cse0 (let ((.cse1 (+ |old(~a4~0)| |old(~a25~0)|))) (or (not (= (mod |old(~a29~0)| 5) 0)) (< 12 .cse1) (< (+ |old(~a29~0)| |old(~a23~0)| 599517) 0) (< .cse1 11) (< 442 (+ |old(~a29~0)| |old(~a23~0)|)) (not (= 0 (mod |old(~a23~0)| 12))) (< (+ ~a3~0 273) |old(~a29~0)|) (< (+ ~a3~0 ~a8~0) 16) (< (* 2 |old(~a4~0)|) 0) (< (+ |old(~a4~0)| |old(~a23~0)| 599776) 0) (not (= 15 ~a8~0)) (< ~a8~0 (+ |old(~a4~0)| 14)) (< ~a8~0 (+ ~a3~0 14)) (not (= 0 (mod |old(~a25~0)| 2)))))) (and (<= (+ ~a4~0 ~a25~0) 12) (<= ~a3~0 (+ ~a4~0 1)))) (or .cse2 .cse0 .cse3 .cse4) (or .cse5 .cse6 .cse4) (or .cse7 .cse2) (or .cse2 .cse3 (< 130 |old(~a29~0)|) .cse4) (or .cse8 .cse6 .cse7) (or .cse0 .cse5 .cse6)))) [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-10 12:15:18,267 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-11-10 12:15:18,268 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-11-10 12:15:18,269 INFO L425 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-11-10 12:15:18,270 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-11-10 12:15:18,271 INFO L425 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-11-10 12:15:18,272 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-11-10 12:15:18,273 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,274 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,275 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,276 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-11-10 12:15:18,277 INFO L425 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-11-10 12:15:18,278 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-11-10 12:15:18,279 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 12:15:18,280 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= (+ ~inputC~0 7) ~a25~0) (<= 10 (* 2 ~inputE~0)) (<= ~inputA~0 ~a4~0) (= ~inputD~0 4) (<= ~inputF~0 (+ ~inputD~0 2)) (<= ~inputE~0 (+ ~inputA~0 4)) (<= ~a23~0 (+ ~a25~0 302)) (<= (+ ~a4~0 ~a8~0) 16) (<= 5 (+ ~inputB~0 ~inputC~0)) (<= (* 2 ~a25~0) 20) (<= (+ ~a29~0 182) ~a23~0) (<= ~inputB~0 (+ ~a3~0 1)) (<= 140 (+ ~a29~0 ~a25~0)) (<= (+ ~a3~0 14) ~a8~0) (<= 16 (+ ~a25~0 ~inputF~0))) [2018-11-10 12:15:18,280 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 12:15:18,280 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 12:15:18,280 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (and (<= (+ ~inputC~0 7) ~a25~0) (= ~a29~0 |old(~a29~0)|) (<= ~a25~0 (+ ~a3~0 9)) (<= ~inputA~0 ~a4~0) (<= (+ ~a4~0 311) ~a23~0) (<= ~a23~0 (+ ~inputA~0 311))) (< (+ ~inputE~0 |old(~a25~0)|) 15) (< |old(~a29~0)| (+ ~inputD~0 126)) (< (+ ~inputF~0 |old(~a25~0)|) 16) (< (+ |old(~a29~0)| |old(~a23~0)|) 442) (< 25 (+ ~a8~0 |old(~a25~0)|)) (< (+ ~inputA~0 ~inputC~0) 4) (< (+ ~a3~0 ~inputD~0) 5) (< (+ ~inputB~0 310) |old(~a23~0)|) (not (= 15 ~a8~0)) (< 6 (+ |old(~a4~0)| ~inputE~0)) (< 2 (+ ~a3~0 ~inputA~0)) (< 5 (+ ~inputB~0 ~inputC~0)) (< 135 (+ |old(~a29~0)| ~inputE~0)) (< 12 (* 2 ~inputF~0)) (< (+ |old(~a4~0)| 14) ~a8~0)) [2018-11-10 12:15:18,280 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-11-10 12:15:18,280 INFO L421 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (< 140 ~a29~0)) (.cse1 (= ~a4~0 1)) (.cse2 (not (= ~a25~0 9))) (.cse3 (not (= ~a25~0 13)))) (or (<= ~a23~0 306) (and .cse0 .cse1) (and .cse2 .cse0 .cse3) (and .cse2 .cse1) (and .cse2 .cse3 (<= ~a29~0 130)) (< (+ ~inputE~0 |old(~a25~0)|) 15) (< |old(~a29~0)| (+ ~inputD~0 126)) (< (+ ~inputF~0 |old(~a25~0)|) 16) (< (+ |old(~a29~0)| |old(~a23~0)|) 442) (< 25 (+ ~a8~0 |old(~a25~0)|)) (< (+ ~inputA~0 ~inputC~0) 4) (< (+ ~a3~0 ~inputD~0) 5) (< (+ ~inputB~0 310) |old(~a23~0)|) (not (= 15 ~a8~0)) (< 6 (+ |old(~a4~0)| ~inputE~0)) (< 2 (+ ~a3~0 ~inputA~0)) (< 5 (+ ~inputB~0 ~inputC~0)) (< 135 (+ |old(~a29~0)| ~inputE~0)) (< 12 (* 2 ~inputF~0)) (< (+ |old(~a4~0)| 14) ~a8~0))) [2018-11-10 12:15:18,280 INFO L425 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-11-10 12:15:18,280 INFO L425 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-11-10 12:15:18,281 INFO L425 ceAbstractionStarter]: For program point L1034-1(lines 1034 1043) no Hoare annotation was computed. [2018-11-10 12:15:18,281 INFO L421 ceAbstractionStarter]: At program point L1034-3(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (< 140 ~a29~0)) (.cse1 (= ~a4~0 1)) (.cse2 (not (= ~a25~0 9))) (.cse3 (not (= ~a25~0 13)))) (or (<= ~a23~0 306) (and .cse0 .cse1) (and .cse2 .cse0 .cse3) (and .cse2 .cse1) (and .cse2 .cse3 (<= ~a29~0 130)) (< (+ ~inputE~0 |old(~a25~0)|) 15) (< |old(~a29~0)| (+ ~inputD~0 126)) (< (+ ~inputF~0 |old(~a25~0)|) 16) (< (+ |old(~a29~0)| |old(~a23~0)|) 442) (< 25 (+ ~a8~0 |old(~a25~0)|)) (< (+ ~inputA~0 ~inputC~0) 4) (< (+ ~a3~0 ~inputD~0) 5) (< (+ ~inputB~0 310) |old(~a23~0)|) (not (= 15 ~a8~0)) (< 6 (+ |old(~a4~0)| ~inputE~0)) (< 2 (+ ~a3~0 ~inputA~0)) (< 5 (+ ~inputB~0 ~inputC~0)) (< 135 (+ |old(~a29~0)| ~inputE~0)) (< 12 (* 2 ~inputF~0)) (< (+ |old(~a4~0)| 14) ~a8~0))) [2018-11-10 12:15:18,281 INFO L425 ceAbstractionStarter]: For program point L1034-4(lines 1028 1044) no Hoare annotation was computed. [2018-11-10 12:15:18,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 12:15:18 BoogieIcfgContainer [2018-11-10 12:15:18,290 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 12:15:18,290 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:15:18,290 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:15:18,290 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:15:18,290 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:08:57" (3/4) ... [2018-11-10 12:15:18,292 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:15:18,296 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 12:15:18,296 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 12:15:18,296 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 12:15:18,308 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 12:15:18,309 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 12:15:18,333 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((a23 <= 306 || (140 < a29 && a4 == 1)) || ((!(a25 == 9) && 140 < a29) && !(a25 == 13))) || (!(a25 == 9) && a4 == 1)) || ((!(a25 == 9) && !(a25 == 13)) && a29 <= 130)) || inputE + \old(a25) < 15) || \old(a29) < inputD + 126) || inputF + \old(a25) < 16) || \old(a29) + \old(a23) < 442) || 25 < a8 + \old(a25)) || inputA + inputC < 4) || a3 + inputD < 5) || inputB + 310 < \old(a23)) || !(15 == a8)) || 6 < \old(a4) + inputE) || 2 < a3 + inputA) || 5 < inputB + inputC) || 135 < \old(a29) + inputE) || 12 < 2 * inputF) || \old(a4) + 14 < a8 [2018-11-10 12:15:18,426 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_81ccac2b-2468-461a-baaf-84c6753ef6cd/bin-2019/utaipan/witness.graphml [2018-11-10 12:15:18,426 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:15:18,427 INFO L168 Benchmark]: Toolchain (without parser) took 382900.79 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 957.6 MB in the beginning and 837.4 MB in the end (delta: 120.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-11-10 12:15:18,427 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:15:18,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.91 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 903.9 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:15:18,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 903.9 MB in the beginning and 1.1 GB in the end (delta: -223.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:15:18,428 INFO L168 Benchmark]: Boogie Preprocessor took 76.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:15:18,428 INFO L168 Benchmark]: RCFGBuilder took 1290.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.9 MB in the end (delta: 176.5 MB). Peak memory consumption was 176.5 MB. Max. memory is 11.5 GB. [2018-11-10 12:15:18,428 INFO L168 Benchmark]: TraceAbstraction took 380731.75 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 939.9 MB in the beginning and 869.2 MB in the end (delta: 70.8 MB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2018-11-10 12:15:18,428 INFO L168 Benchmark]: Witness Printer took 136.20 ms. Allocated memory is still 2.5 GB. Free memory was 869.2 MB in the beginning and 837.4 MB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:15:18,430 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 496.91 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 903.9 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 165.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 903.9 MB in the beginning and 1.1 GB in the end (delta: -223.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1290.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.9 MB in the end (delta: 176.5 MB). Peak memory consumption was 176.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 380731.75 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 939.9 MB in the beginning and 869.2 MB in the end (delta: 70.8 MB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. * Witness Printer took 136.20 ms. Allocated memory is still 2.5 GB. Free memory was 869.2 MB in the beginning and 837.4 MB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: 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: ((((((((((((((((((a23 <= 306 || (140 < a29 && a4 == 1)) || ((!(a25 == 9) && 140 < a29) && !(a25 == 13))) || (!(a25 == 9) && a4 == 1)) || ((!(a25 == 9) && !(a25 == 13)) && a29 <= 130)) || inputE + \old(a25) < 15) || \old(a29) < inputD + 126) || inputF + \old(a25) < 16) || \old(a29) + \old(a23) < 442) || 25 < a8 + \old(a25)) || inputA + inputC < 4) || a3 + inputD < 5) || inputB + 310 < \old(a23)) || !(15 == a8)) || 6 < \old(a4) + inputE) || 2 < a3 + inputA) || 5 < inputB + inputC) || 135 < \old(a29) + inputE) || 12 < 2 * inputF) || \old(a4) + 14 < a8 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. SAFE Result, 380.6s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 213.0s AutomataDifference, 0.0s DeadEndRemovalTime, 60.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1823 SDtfs, 5968 SDslu, 973 SDs, 0 SdLazy, 11811 SolverSat, 2271 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 110.2s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 784 GetRequests, 627 SyntacticMatches, 101 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 70.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5986occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 33.3s AbstIntTime, 2 AbstIntIterations, 1 AbstIntStrong, 0.99619821473563 AbsIntWeakeningRatio, 0.09863945578231292 AbsIntAvgWeakeningVarsNumRemoved, 964.4659863945578 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 732 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 122 PreInvPairs, 210 NumberOfFragments, 676 HoareAnnotationTreeSize, 122 FomulaSimplifications, 146655 FormulaSimplificationTreeSizeReduction, 25.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 36770 FormulaSimplificationTreeSizeReductionInter, 34.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1703 NumberOfCodeBlocks, 1703 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1907 ConstructedInterpolants, 2 QuantifiedInterpolants, 1180582 SizeOfPredicates, 3 NumberOfNonLiveVariables, 375 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 737/849 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...