./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79f8d22fb07c95427dd318f6d0f74f02d2c9197f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:23:11,624 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:23:11,626 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:23:11,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:23:11,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:23:11,633 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:23:11,633 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:23:11,635 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:23:11,636 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:23:11,636 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:23:11,637 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:23:11,637 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:23:11,638 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:23:11,638 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:23:11,639 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:23:11,639 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:23:11,640 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:23:11,641 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:23:11,642 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:23:11,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:23:11,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:23:11,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:23:11,646 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:23:11,646 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:23:11,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:23:11,647 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:23:11,648 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:23:11,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:23:11,649 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:23:11,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:23:11,650 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:23:11,651 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:23:11,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:23:11,651 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:23:11,651 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:23:11,652 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:23:11,652 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 13:23:11,659 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:23:11,659 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:23:11,660 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:23:11,660 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:23:11,661 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:23:11,661 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:23:11,661 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 13:23:11,661 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:23:11,661 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:23:11,661 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:23:11,661 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:23:11,662 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:23:11,662 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:23:11,662 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:23:11,662 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:23:11,662 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:23:11,662 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:23:11,662 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:23:11,662 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:23:11,663 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:23:11,663 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:23:11,663 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:23:11,663 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:23:11,663 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:23:11,663 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:23:11,663 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:23:11,663 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:23:11,664 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 13:23:11,664 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:23:11,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:23:11,664 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer 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 -> Automizer 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 -> 79f8d22fb07c95427dd318f6d0f74f02d2c9197f [2018-11-23 13:23:11,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:23:11,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:23:11,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:23:11,700 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:23:11,700 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:23:11,701 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c [2018-11-23 13:23:11,748 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/data/b503239cb/4421719aee2a4448ab6d4039d4fd7129/FLAGbb24805f6 [2018-11-23 13:23:12,194 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:23:12,195 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/sv-benchmarks/c/eca-rers2012/Problem02_label02_true-unreach-call_false-termination.c [2018-11-23 13:23:12,203 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/data/b503239cb/4421719aee2a4448ab6d4039d4fd7129/FLAGbb24805f6 [2018-11-23 13:23:12,216 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/data/b503239cb/4421719aee2a4448ab6d4039d4fd7129 [2018-11-23 13:23:12,218 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:23:12,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:23:12,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:23:12,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:23:12,223 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:23:12,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12, skipping insertion in model container [2018-11-23 13:23:12,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:23:12,268 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:23:12,484 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:23:12,487 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:23:12,553 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:23:12,566 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:23:12,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12 WrapperNode [2018-11-23 13:23:12,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:23:12,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:23:12,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:23:12,567 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:23:12,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:23:12,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:23:12,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:23:12,643 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:23:12,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... [2018-11-23 13:23:12,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:23:12,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:23:12,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:23:12,691 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:23:12,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/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 [2018-11-23 13:23:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 13:23:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 13:23:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 13:23:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 13:23:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 13:23:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:23:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:23:12,732 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 13:23:12,732 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 13:23:13,407 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:23:13,407 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 13:23:13,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:13 BoogieIcfgContainer [2018-11-23 13:23:13,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:23:13,408 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:23:13,408 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:23:13,411 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:23:13,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:23:12" (1/3) ... [2018-11-23 13:23:13,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15cc9a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:23:13, skipping insertion in model container [2018-11-23 13:23:13,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:23:12" (2/3) ... [2018-11-23 13:23:13,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15cc9a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:23:13, skipping insertion in model container [2018-11-23 13:23:13,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:13" (3/3) ... [2018-11-23 13:23:13,413 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label02_true-unreach-call_false-termination.c [2018-11-23 13:23:13,419 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:23:13,424 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 13:23:13,434 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 13:23:13,456 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 13:23:13,456 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:23:13,456 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:23:13,456 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:23:13,457 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:23:13,457 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:23:13,457 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:23:13,457 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:23:13,457 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:23:13,474 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-23 13:23:13,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 13:23:13,480 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:13,481 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:13,483 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:13,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:13,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1049075015, now seen corresponding path program 1 times [2018-11-23 13:23:13,488 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:23:13,489 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:23:13,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:13,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:13,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:13,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:23:13,769 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:13,769 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 13:23:13,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 13:23:13,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 13:23:13,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 13:23:13,788 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 4 states. [2018-11-23 13:23:14,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:14,557 INFO L93 Difference]: Finished difference Result 784 states and 1369 transitions. [2018-11-23 13:23:14,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 13:23:14,560 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 99 [2018-11-23 13:23:14,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:14,572 INFO L225 Difference]: With dead ends: 784 [2018-11-23 13:23:14,572 INFO L226 Difference]: Without dead ends: 542 [2018-11-23 13:23:14,576 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 13:23:14,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2018-11-23 13:23:14,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 381. [2018-11-23 13:23:14,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-23 13:23:14,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 629 transitions. [2018-11-23 13:23:14,625 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 629 transitions. Word has length 99 [2018-11-23 13:23:14,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:14,626 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 629 transitions. [2018-11-23 13:23:14,626 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 13:23:14,626 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 629 transitions. [2018-11-23 13:23:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 13:23:14,630 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:14,630 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:14,631 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:14,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:14,631 INFO L82 PathProgramCache]: Analyzing trace with hash 30248894, now seen corresponding path program 1 times [2018-11-23 13:23:14,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:23:14,632 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:23:14,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:14,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:14,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:14,728 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:23:14,728 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:14,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:23:14,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:23:14,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:23:14,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:23:14,730 INFO L87 Difference]: Start difference. First operand 381 states and 629 transitions. Second operand 3 states. [2018-11-23 13:23:15,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:15,084 INFO L93 Difference]: Finished difference Result 1054 states and 1811 transitions. [2018-11-23 13:23:15,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:23:15,086 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2018-11-23 13:23:15,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:15,089 INFO L225 Difference]: With dead ends: 1054 [2018-11-23 13:23:15,089 INFO L226 Difference]: Without dead ends: 679 [2018-11-23 13:23:15,091 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:23:15,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2018-11-23 13:23:15,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 674. [2018-11-23 13:23:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-11-23 13:23:15,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 1074 transitions. [2018-11-23 13:23:15,117 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 1074 transitions. Word has length 107 [2018-11-23 13:23:15,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:15,117 INFO L480 AbstractCegarLoop]: Abstraction has 674 states and 1074 transitions. [2018-11-23 13:23:15,117 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:23:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1074 transitions. [2018-11-23 13:23:15,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 13:23:15,121 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:15,121 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:15,121 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:15,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:15,122 INFO L82 PathProgramCache]: Analyzing trace with hash 183684818, now seen corresponding path program 1 times [2018-11-23 13:23:15,122 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:23:15,122 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:23:15,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:15,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:15,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:15,236 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 13:23:15,236 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:15,236 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/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 [2018-11-23 13:23:15,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:15,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:23:15,391 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:23:15,416 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:23:15,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-23 13:23:15,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 13:23:15,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 13:23:15,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-23 13:23:15,417 INFO L87 Difference]: Start difference. First operand 674 states and 1074 transitions. Second operand 9 states. [2018-11-23 13:23:15,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:15,773 INFO L93 Difference]: Finished difference Result 1370 states and 2266 transitions. [2018-11-23 13:23:15,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 13:23:15,775 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 136 [2018-11-23 13:23:15,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:15,783 INFO L225 Difference]: With dead ends: 1370 [2018-11-23 13:23:15,784 INFO L226 Difference]: Without dead ends: 702 [2018-11-23 13:23:15,786 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 137 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-23 13:23:15,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2018-11-23 13:23:15,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 662. [2018-11-23 13:23:15,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2018-11-23 13:23:15,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1033 transitions. [2018-11-23 13:23:15,812 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1033 transitions. Word has length 136 [2018-11-23 13:23:15,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:15,813 INFO L480 AbstractCegarLoop]: Abstraction has 662 states and 1033 transitions. [2018-11-23 13:23:15,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 13:23:15,813 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1033 transitions. [2018-11-23 13:23:15,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 13:23:15,816 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:15,816 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:15,816 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:15,817 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:15,817 INFO L82 PathProgramCache]: Analyzing trace with hash -813495268, now seen corresponding path program 1 times [2018-11-23 13:23:15,817 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:23:15,817 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:23:15,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:15,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:15,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:23:15,936 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:23:15,936 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 13:23:15,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 13:23:15,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 13:23:15,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 13:23:15,937 INFO L87 Difference]: Start difference. First operand 662 states and 1033 transitions. Second operand 6 states. [2018-11-23 13:23:16,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:16,693 INFO L93 Difference]: Finished difference Result 1535 states and 2424 transitions. [2018-11-23 13:23:16,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 13:23:16,696 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 168 [2018-11-23 13:23:16,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:16,699 INFO L225 Difference]: With dead ends: 1535 [2018-11-23 13:23:16,700 INFO L226 Difference]: Without dead ends: 879 [2018-11-23 13:23:16,703 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 13:23:16,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2018-11-23 13:23:16,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 858. [2018-11-23 13:23:16,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 858 states. [2018-11-23 13:23:16,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 1242 transitions. [2018-11-23 13:23:16,725 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 1242 transitions. Word has length 168 [2018-11-23 13:23:16,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:16,725 INFO L480 AbstractCegarLoop]: Abstraction has 858 states and 1242 transitions. [2018-11-23 13:23:16,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 13:23:16,725 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1242 transitions. [2018-11-23 13:23:16,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 13:23:16,728 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:23:16,728 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:23:16,728 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:23:16,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:23:16,729 INFO L82 PathProgramCache]: Analyzing trace with hash -799528492, now seen corresponding path program 1 times [2018-11-23 13:23:16,729 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:23:16,729 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:23:16,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:16,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:16,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:23:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:16,867 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:23:16,868 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:23:16,868 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:23:16,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:23:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:23:16,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:23:17,010 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:23:17,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 13:23:17,036 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-23 13:23:17,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 13:23:17,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 13:23:17,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-23 13:23:17,037 INFO L87 Difference]: Start difference. First operand 858 states and 1242 transitions. Second operand 9 states. [2018-11-23 13:23:18,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:23:18,409 INFO L93 Difference]: Finished difference Result 3745 states and 5850 transitions. [2018-11-23 13:23:18,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-23 13:23:18,410 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 169 [2018-11-23 13:23:18,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:23:18,410 INFO L225 Difference]: With dead ends: 3745 [2018-11-23 13:23:18,410 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 13:23:18,417 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 179 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2018-11-23 13:23:18,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 13:23:18,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 13:23:18,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 13:23:18,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 13:23:18,418 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 169 [2018-11-23 13:23:18,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:23:18,418 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 13:23:18,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 13:23:18,418 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 13:23:18,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:23:18,421 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 13:23:18,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:23:18,759 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 47 [2018-11-23 13:23:18,958 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:23:18,958 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0)) [2018-11-23 13:23:18,958 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:23:18,958 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,958 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,958 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-23 13:23:18,959 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-23 13:23:18,960 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-23 13:23:18,961 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 451) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,962 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-23 13:23:18,963 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-23 13:23:18,964 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,965 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-23 13:23:18,966 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-23 13:23:18,967 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-23 13:23:18,968 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-23 13:23:18,969 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,970 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-23 13:23:18,971 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,972 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse7 (= 1 ~a25~0)) (.cse5 (= |old(~a28~0)| ~a28~0)) (.cse6 (= |old(~a17~0)| ~a17~0)) (.cse8 (or (not (= ~a19~0 ~a11~0)) (not (= 1 ~a19~0))))) (let ((.cse1 (and (= 1 |old(~a11~0)|) (= |old(~a11~0)| |old(~a19~0)|))) (.cse0 (and .cse5 .cse6 .cse8)) (.cse10 (and .cse5 .cse6)) (.cse2 (not (= |old(~a17~0)| 8))) (.cse4 (not (= 1 |old(~a25~0)|))) (.cse9 (= 8 |old(~a28~0)|)) (.cse11 (< 8 |old(~a17~0)|)) (.cse3 (= 11 |old(~a28~0)|)) (.cse12 (and .cse5 .cse6 .cse7))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 (and .cse5 .cse6 .cse7 .cse8) .cse2) (or .cse9 .cse10 .cse2 .cse3) (or .cse1 .cse9 .cse11 .cse3 .cse0) (or (< |old(~a28~0)| 10) .cse10 .cse11 .cse3) (or .cse4 .cse12 .cse2 .cse3) (or .cse4 .cse9 .cse11 .cse3 .cse12)))) [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-23 13:23:18,973 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-23 13:23:18,974 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-23 13:23:18,975 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-23 13:23:18,976 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:23:18,977 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 8)) (not (= ~a19~0 ~a11~0)) (<= ~a17~0 8) (not (= ~a28~0 11))) [2018-11-23 13:23:18,977 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 13:23:18,977 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:23:18,977 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (= 8 |old(~a28~0)|) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0) (not (= ~a19~0 ~a11~0))) (= 11 |old(~a28~0)|)) [2018-11-23 13:23:18,977 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse3 (or (not (= ~a19~0 ~a11~0)) (not (= 1 ~a19~0)))) (.cse6 (= 1 ~a25~0)) (.cse5 (<= ~a17~0 8)) (.cse4 (= |old(~a17~0)| 8)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8))) (.cse2 (not (= ~a28~0 11)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 10 ~a28~0) .cse5 .cse2) (and .cse4 .cse0 .cse6 .cse3) (= 11 |old(~a28~0)|) (and .cse4 .cse0 .cse6 .cse2) (= 8 |old(~a28~0)|) (and .cse4 .cse0 .cse2 .cse3) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and .cse4 .cse6 .cse1 .cse5 .cse2) (and .cse4 .cse0 .cse1 .cse2))) [2018-11-23 13:23:18,977 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-23 13:23:18,977 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-23 13:23:18,977 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (or (not (= ~a19~0 ~a11~0)) (not (= 1 ~a19~0)))) (.cse6 (= 1 ~a25~0)) (.cse5 (<= ~a17~0 8)) (.cse4 (= |old(~a17~0)| 8)) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8))) (.cse2 (not (= ~a28~0 11)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 10 ~a28~0) .cse5 .cse2) (and .cse4 .cse0 .cse6 .cse3) (= 11 |old(~a28~0)|) (and .cse4 .cse0 .cse6 .cse2) (= 8 |old(~a28~0)|) (and .cse4 .cse0 .cse2 .cse3) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (and .cse4 .cse6 .cse1 .cse5 .cse2) (and .cse4 .cse0 .cse1 .cse2))) [2018-11-23 13:23:18,977 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-23 13:23:18,977 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-23 13:23:18,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:23:18 BoogieIcfgContainer [2018-11-23 13:23:18,992 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 13:23:18,993 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:23:18,993 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:23:18,993 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:23:18,993 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:23:13" (3/4) ... [2018-11-23 13:23:19,004 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:23:19,010 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 13:23:19,010 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 13:23:19,011 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 13:23:19,019 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 13:23:19,020 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 13:23:19,045 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19))) || (((\old(a17) == 8 && 10 <= a28) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && (!(a19 == a11) || !(1 == a19)))) || 11 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && !(a28 == 11))) || 8 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19)))) || \old(a11) == \old(a19)) || 8 < \old(a17)) || ((((\old(a17) == 8 && 1 == a25) && !(a28 == 8)) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && !(a28 == 11)) [2018-11-23 13:23:19,126 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1ebd83e0-ea00-448d-853f-595ebf5aa428/bin-2019/uautomizer/witness.graphml [2018-11-23 13:23:19,126 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:23:19,127 INFO L168 Benchmark]: Toolchain (without parser) took 6908.40 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 241.2 MB). Free memory was 956.6 MB in the beginning and 838.0 MB in the end (delta: 118.5 MB). Peak memory consumption was 359.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:19,127 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-23 13:23:19,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.43 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:19,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 921.5 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:19,128 INFO L168 Benchmark]: Boogie Preprocessor took 47.74 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:19,128 INFO L168 Benchmark]: RCFGBuilder took 717.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 101.7 MB). Peak memory consumption was 101.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:19,129 INFO L168 Benchmark]: TraceAbstraction took 5584.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.8 MB). Free memory was 1.0 GB in the beginning and 852.4 MB in the end (delta: 160.9 MB). Peak memory consumption was 274.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:19,129 INFO L168 Benchmark]: Witness Printer took 133.57 ms. Allocated memory is still 1.3 GB. Free memory was 852.4 MB in the beginning and 838.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:23:19,131 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 346.43 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 921.5 MB in the beginning and 1.1 GB in the end (delta: -201.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.74 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 717.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 101.7 MB). Peak memory consumption was 101.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5584.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.8 MB). Free memory was 1.0 GB in the beginning and 852.4 MB in the end (delta: 160.9 MB). Peak memory consumption was 274.7 MB. Max. memory is 11.5 GB. * Witness Printer took 133.57 ms. Allocated memory is still 1.3 GB. Free memory was 852.4 MB in the beginning and 838.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 451]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((\old(a17) == a17 && !(a28 == 8)) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19))) || (((\old(a17) == 8 && 10 <= a28) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && (!(a19 == a11) || !(1 == a19)))) || 11 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && 1 == a25) && !(a28 == 11))) || 8 == \old(a28)) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 11)) && (!(a19 == a11) || !(1 == a19)))) || \old(a11) == \old(a19)) || 8 < \old(a17)) || ((((\old(a17) == 8 && 1 == a25) && !(a28 == 8)) && a17 <= 8) && !(a28 == 11))) || (((\old(a17) == 8 && \old(a17) == a17) && !(a28 == 8)) && !(a28 == 11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 5.5s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 3.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 794 SDtfs, 3892 SDslu, 492 SDs, 0 SdLazy, 4258 SolverSat, 1170 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 366 GetRequests, 323 SyntacticMatches, 7 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=858occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 227 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 46 PreInvPairs, 94 NumberOfFragments, 504 HoareAnnotationTreeSize, 46 FomulaSimplifications, 4662 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1292 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 984 NumberOfCodeBlocks, 984 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 977 ConstructedInterpolants, 0 QuantifiedInterpolants, 489481 SizeOfPredicates, 2 NumberOfNonLiveVariables, 763 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 210/279 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...