./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label54_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_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/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 7013b5440d15c52781747fe18e114861ef321ee3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:07:46,808 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:07:46,809 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:07:46,818 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:07:46,818 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:07:46,819 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:07:46,820 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:07:46,821 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:07:46,822 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:07:46,823 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:07:46,823 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:07:46,823 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:07:46,824 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:07:46,825 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:07:46,826 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:07:46,826 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:07:46,827 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:07:46,828 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:07:46,830 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:07:46,831 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:07:46,831 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:07:46,832 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:07:46,834 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:07:46,834 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:07:46,834 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:07:46,835 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:07:46,836 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:07:46,836 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:07:46,837 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:07:46,838 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:07:46,838 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:07:46,838 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:07:46,839 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:07:46,839 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:07:46,840 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:07:46,840 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:07:46,840 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 13:07:46,851 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:07:46,851 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:07:46,852 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:07:46,852 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:07:46,852 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:07:46,852 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:07:46,853 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 13:07:46,853 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:07:46,853 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:07:46,853 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:07:46,853 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:07:46,853 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:07:46,853 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:07:46,854 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:07:46,854 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:07:46,854 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:07:46,854 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:07:46,854 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:07:46,854 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:07:46,854 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:07:46,854 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:07:46,855 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:07:46,855 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:07:46,855 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:07:46,855 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:07:46,855 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:07:46,855 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:07:46,855 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 13:07:46,855 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:07:46,856 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:07:46,856 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_228648b9-ae68-4520-b876-73eef2720b34/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 -> 7013b5440d15c52781747fe18e114861ef321ee3 [2018-11-23 13:07:46,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:07:46,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:07:46,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:07:46,889 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:07:46,889 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:07:46,890 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-23 13:07:46,932 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/data/a88349885/df4393b5d2db4e8d805085c5ebd359ac/FLAG0ecfcc4d3 [2018-11-23 13:07:47,317 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:07:47,318 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/sv-benchmarks/c/eca-rers2012/Problem02_label54_true-unreach-call_false-termination.c [2018-11-23 13:07:47,326 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/data/a88349885/df4393b5d2db4e8d805085c5ebd359ac/FLAG0ecfcc4d3 [2018-11-23 13:07:47,691 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/data/a88349885/df4393b5d2db4e8d805085c5ebd359ac [2018-11-23 13:07:47,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:07:47,693 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:07:47,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:07:47,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:07:47,697 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:07:47,698 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:47" (1/1) ... [2018-11-23 13:07:47,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b5c9f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:47, skipping insertion in model container [2018-11-23 13:07:47,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:47" (1/1) ... [2018-11-23 13:07:47,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:07:47,736 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:07:47,987 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:07:47,990 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:07:48,057 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:07:48,069 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:07:48,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48 WrapperNode [2018-11-23 13:07:48,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:07:48,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:07:48,070 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:07:48,070 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:07:48,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... [2018-11-23 13:07:48,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... [2018-11-23 13:07:48,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:07:48,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:07:48,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:07:48,141 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:07:48,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... [2018-11-23 13:07:48,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... [2018-11-23 13:07:48,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... [2018-11-23 13:07:48,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... [2018-11-23 13:07:48,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... [2018-11-23 13:07:48,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... [2018-11-23 13:07:48,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... [2018-11-23 13:07:48,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:07:48,185 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:07:48,185 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:07:48,185 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:07:48,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/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 13:07:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 13:07:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 13:07:48,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 13:07:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 13:07:48,217 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 13:07:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:07:48,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:07:48,217 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 13:07:48,217 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 13:07:49,021 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:07:49,021 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 13:07:49,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:49 BoogieIcfgContainer [2018-11-23 13:07:49,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:07:49,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:07:49,022 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:07:49,025 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:07:49,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:07:47" (1/3) ... [2018-11-23 13:07:49,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758f0323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:07:49, skipping insertion in model container [2018-11-23 13:07:49,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:48" (2/3) ... [2018-11-23 13:07:49,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@758f0323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:07:49, skipping insertion in model container [2018-11-23 13:07:49,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:49" (3/3) ... [2018-11-23 13:07:49,027 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label54_true-unreach-call_false-termination.c [2018-11-23 13:07:49,033 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:07:49,039 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 13:07:49,048 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 13:07:49,069 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 13:07:49,069 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:07:49,069 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:07:49,069 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:07:49,069 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:07:49,069 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:07:49,070 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:07:49,070 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:07:49,070 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:07:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-23 13:07:49,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 13:07:49,093 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:49,094 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:07:49,096 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:49,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:49,100 INFO L82 PathProgramCache]: Analyzing trace with hash -1789175463, now seen corresponding path program 1 times [2018-11-23 13:07:49,101 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:07:49,101 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:07:49,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:49,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:49,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:49,393 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 13:07:49,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:07:49,396 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:07:49,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:07:49,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:07:49,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:07:49,414 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-23 13:07:49,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:49,943 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-23 13:07:49,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:07:49,945 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2018-11-23 13:07:49,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:49,954 INFO L225 Difference]: With dead ends: 618 [2018-11-23 13:07:49,954 INFO L226 Difference]: Without dead ends: 380 [2018-11-23 13:07:49,958 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:07:49,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-23 13:07:50,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-23 13:07:50,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-23 13:07:50,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 606 transitions. [2018-11-23 13:07:50,006 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 606 transitions. Word has length 107 [2018-11-23 13:07:50,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:50,007 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 606 transitions. [2018-11-23 13:07:50,007 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:07:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 606 transitions. [2018-11-23 13:07:50,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 13:07:50,010 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:50,010 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:07:50,011 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:50,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:50,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1651920546, now seen corresponding path program 1 times [2018-11-23 13:07:50,011 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:07:50,011 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:07:50,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:50,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:50,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:50,120 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 13:07:50,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:07:50,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:07:50,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:07:50,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:07:50,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:07:50,123 INFO L87 Difference]: Start difference. First operand 380 states and 606 transitions. Second operand 3 states. [2018-11-23 13:07:50,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:50,481 INFO L93 Difference]: Finished difference Result 1043 states and 1729 transitions. [2018-11-23 13:07:50,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:07:50,481 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2018-11-23 13:07:50,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:50,485 INFO L225 Difference]: With dead ends: 1043 [2018-11-23 13:07:50,485 INFO L226 Difference]: Without dead ends: 669 [2018-11-23 13:07:50,487 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 13:07:50,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2018-11-23 13:07:50,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 669. [2018-11-23 13:07:50,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 669 states. [2018-11-23 13:07:50,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 1031 transitions. [2018-11-23 13:07:50,508 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 1031 transitions. Word has length 115 [2018-11-23 13:07:50,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:50,509 INFO L480 AbstractCegarLoop]: Abstraction has 669 states and 1031 transitions. [2018-11-23 13:07:50,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:07:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1031 transitions. [2018-11-23 13:07:50,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 13:07:50,512 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:50,512 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 13:07:50,512 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:50,513 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:50,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1194422463, now seen corresponding path program 1 times [2018-11-23 13:07:50,513 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:07:50,513 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:07:50,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:50,514 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:50,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:07:50,606 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:07:50,606 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 13:07:50,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 13:07:50,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 13:07:50,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 13:07:50,607 INFO L87 Difference]: Start difference. First operand 669 states and 1031 transitions. Second operand 6 states. [2018-11-23 13:07:51,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:51,312 INFO L93 Difference]: Finished difference Result 2184 states and 3527 transitions. [2018-11-23 13:07:51,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 13:07:51,313 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 129 [2018-11-23 13:07:51,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:51,321 INFO L225 Difference]: With dead ends: 2184 [2018-11-23 13:07:51,322 INFO L226 Difference]: Without dead ends: 1521 [2018-11-23 13:07:51,324 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 13:07:51,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1521 states. [2018-11-23 13:07:51,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1521 to 1494. [2018-11-23 13:07:51,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1494 states. [2018-11-23 13:07:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1494 states and 2206 transitions. [2018-11-23 13:07:51,366 INFO L78 Accepts]: Start accepts. Automaton has 1494 states and 2206 transitions. Word has length 129 [2018-11-23 13:07:51,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:51,366 INFO L480 AbstractCegarLoop]: Abstraction has 1494 states and 2206 transitions. [2018-11-23 13:07:51,366 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 13:07:51,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2206 transitions. [2018-11-23 13:07:51,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 13:07:51,370 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:51,370 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:07:51,370 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:51,370 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:51,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1695944947, now seen corresponding path program 1 times [2018-11-23 13:07:51,371 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:07:51,371 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:07:51,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:51,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:51,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:51,463 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:07:51,464 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:07:51,464 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 13:07:51,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 13:07:51,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 13:07:51,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 13:07:51,465 INFO L87 Difference]: Start difference. First operand 1494 states and 2206 transitions. Second operand 6 states. [2018-11-23 13:07:52,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:52,371 INFO L93 Difference]: Finished difference Result 3702 states and 5515 transitions. [2018-11-23 13:07:52,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 13:07:52,372 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 135 [2018-11-23 13:07:52,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:52,383 INFO L225 Difference]: With dead ends: 3702 [2018-11-23 13:07:52,383 INFO L226 Difference]: Without dead ends: 2214 [2018-11-23 13:07:52,389 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 13:07:52,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2214 states. [2018-11-23 13:07:52,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2214 to 2175. [2018-11-23 13:07:52,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2175 states. [2018-11-23 13:07:52,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 2175 states and 3028 transitions. [2018-11-23 13:07:52,441 INFO L78 Accepts]: Start accepts. Automaton has 2175 states and 3028 transitions. Word has length 135 [2018-11-23 13:07:52,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:52,441 INFO L480 AbstractCegarLoop]: Abstraction has 2175 states and 3028 transitions. [2018-11-23 13:07:52,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 13:07:52,441 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 3028 transitions. [2018-11-23 13:07:52,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 13:07:52,445 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:52,446 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:07:52,446 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:52,446 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:52,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1552967928, now seen corresponding path program 1 times [2018-11-23 13:07:52,446 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:07:52,446 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:07:52,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:52,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:52,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:07:52,591 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:07:52,592 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/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 13:07:52,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:52,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:07:52,740 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:07:52,766 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 13:07:52,766 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-23 13:07:52,767 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 13:07:52,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 13:07:52,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-11-23 13:07:52,767 INFO L87 Difference]: Start difference. First operand 2175 states and 3028 transitions. Second operand 10 states. [2018-11-23 13:07:54,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:54,584 INFO L93 Difference]: Finished difference Result 9035 states and 14666 transitions. [2018-11-23 13:07:54,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-23 13:07:54,585 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2018-11-23 13:07:54,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:54,600 INFO L225 Difference]: With dead ends: 9035 [2018-11-23 13:07:54,600 INFO L226 Difference]: Without dead ends: 3700 [2018-11-23 13:07:54,621 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 154 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=149, Invalid=357, Unknown=0, NotChecked=0, Total=506 [2018-11-23 13:07:54,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3700 states. [2018-11-23 13:07:54,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3700 to 3615. [2018-11-23 13:07:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3615 states. [2018-11-23 13:07:54,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 3615 states and 5135 transitions. [2018-11-23 13:07:54,689 INFO L78 Accepts]: Start accepts. Automaton has 3615 states and 5135 transitions. Word has length 142 [2018-11-23 13:07:54,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:54,689 INFO L480 AbstractCegarLoop]: Abstraction has 3615 states and 5135 transitions. [2018-11-23 13:07:54,690 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 13:07:54,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3615 states and 5135 transitions. [2018-11-23 13:07:54,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 13:07:54,696 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:54,696 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, 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] [2018-11-23 13:07:54,696 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:54,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:54,696 INFO L82 PathProgramCache]: Analyzing trace with hash -1301222022, now seen corresponding path program 1 times [2018-11-23 13:07:54,696 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:07:54,696 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:07:54,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:54,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:54,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:54,793 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:07:54,793 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:07:54,793 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/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 13:07:54,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:54,843 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:07:54,891 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:07:54,907 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 13:07:54,907 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2018-11-23 13:07:54,907 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 13:07:54,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 13:07:54,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2018-11-23 13:07:54,908 INFO L87 Difference]: Start difference. First operand 3615 states and 5135 transitions. Second operand 12 states. [2018-11-23 13:07:55,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:55,836 INFO L93 Difference]: Finished difference Result 7536 states and 10739 transitions. [2018-11-23 13:07:55,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 13:07:55,837 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 148 [2018-11-23 13:07:55,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:55,853 INFO L225 Difference]: With dead ends: 7536 [2018-11-23 13:07:55,853 INFO L226 Difference]: Without dead ends: 3927 [2018-11-23 13:07:55,865 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=133, Invalid=329, Unknown=0, NotChecked=0, Total=462 [2018-11-23 13:07:55,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3927 states. [2018-11-23 13:07:55,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3927 to 3896. [2018-11-23 13:07:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3896 states. [2018-11-23 13:07:55,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 3896 states and 5075 transitions. [2018-11-23 13:07:55,966 INFO L78 Accepts]: Start accepts. Automaton has 3896 states and 5075 transitions. Word has length 148 [2018-11-23 13:07:55,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:55,966 INFO L480 AbstractCegarLoop]: Abstraction has 3896 states and 5075 transitions. [2018-11-23 13:07:55,966 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 13:07:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 5075 transitions. [2018-11-23 13:07:55,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 13:07:55,974 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:07:55,974 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:07:55,974 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:07:55,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:07:55,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1564908668, now seen corresponding path program 1 times [2018-11-23 13:07:55,974 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 13:07:55,974 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 13:07:55,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:55,975 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:55,975 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:07:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:56,059 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 46 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:07:56,059 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:07:56,060 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 13:07:56,072 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:07:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:07:56,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 13:07:56,155 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:07:56,180 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 13:07:56,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-23 13:07:56,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 13:07:56,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 13:07:56,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:07:56,181 INFO L87 Difference]: Start difference. First operand 3896 states and 5075 transitions. Second operand 7 states. [2018-11-23 13:07:57,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:07:57,303 INFO L93 Difference]: Finished difference Result 8330 states and 10391 transitions. [2018-11-23 13:07:57,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-23 13:07:57,304 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 148 [2018-11-23 13:07:57,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:07:57,304 INFO L225 Difference]: With dead ends: 8330 [2018-11-23 13:07:57,304 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 13:07:57,316 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2018-11-23 13:07:57,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 13:07:57,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 13:07:57,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 13:07:57,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 13:07:57,317 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 148 [2018-11-23 13:07:57,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:07:57,317 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 13:07:57,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 13:07:57,317 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 13:07:57,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:07:57,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 13:07:57,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:57,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 13:07:58,109 WARN L180 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 67 [2018-11-23 13:07:58,428 WARN L180 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 64 [2018-11-23 13:07:58,733 WARN L180 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 64 [2018-11-23 13:07:58,734 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a17~0)| ~a17~0) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-23 13:07:58,735 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-23 13:07:58,736 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-23 13:07:58,737 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-23 13:07:58,738 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,739 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-23 13:07:58,740 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,741 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-23 13:07:58,742 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-23 13:07:58,743 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-23 13:07:58,744 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-23 13:07:58,744 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-23 13:07:58,744 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-23 13:07:58,744 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-23 13:07:58,744 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-23 13:07:58,744 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,744 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,744 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,744 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse11 (not (= ~a11~0 1))) (.cse1 (= |old(~a17~0)| ~a17~0)) (.cse7 (= 1 ~a19~0)) (.cse2 (= ~a28~0 |old(~a28~0)|)) (.cse3 (= ~a25~0 |old(~a25~0)|)) (.cse5 (= 1 |old(~a25~0)|))) (let ((.cse15 (not .cse5)) (.cse16 (and .cse1 .cse7 .cse2 .cse3)) (.cse12 (= |old(~a28~0)| ~a28~0)) (.cse13 (= 7 ~a17~0)) (.cse14 (= |old(~a25~0)| ~a25~0)) (.cse9 (not (= 7 |old(~a17~0)|))) (.cse18 (and .cse1 .cse2 .cse11 .cse3)) (.cse10 (= 1 |old(~a11~0)|)) (.cse6 (not (= 1 |old(~a19~0)|))) (.cse0 (= |old(~a17~0)| |old(~a28~0)|)) (.cse17 (= 8 |old(~a28~0)|)) (.cse4 (< 8 |old(~a17~0)|)) (.cse8 (= 11 |old(~a28~0)|))) (and (or (< 7 |old(~a28~0)|) .cse0 (and .cse1 .cse2 .cse3) .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9) (or .cse10 .cse11 .cse8 .cse9) (or .cse7 .cse6 (not (= 8 |old(~a17~0)|)) (not (= |old(~a28~0)| 7))) (or (and .cse12 .cse13 .cse7 .cse14) .cse6 .cse5 .cse9) (or .cse15 .cse6 .cse16 .cse17 .cse4 .cse8) (or (and .cse12 .cse13 .cse14) .cse0 .cse8 .cse9) (or .cse10 .cse15 .cse6 (and .cse1 .cse7 .cse2 .cse11 .cse3) .cse4) (or .cse10 .cse4 .cse8 .cse5 .cse18) (or .cse6 .cse16 (not (= |old(~a17~0)| 8)) (not (= 9 |old(~a28~0)|))) (or .cse10 (and .cse12 .cse13 .cse14 .cse11) .cse5 .cse9) (or .cse10 .cse18 .cse17 .cse4 .cse8) (or .cse10 .cse6 .cse0 .cse17 .cse7 .cse4 .cse8)))) [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-23 13:07:58,745 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-23 13:07:58,746 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 475) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-23 13:07:58,747 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-23 13:07:58,748 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-23 13:07:58,749 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-23 13:07:58,749 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-23 13:07:58,749 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-23 13:07:58,749 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 13:07:58,749 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (not (= ~a28~0 ~a17~0)) (not (= ~a25~0 1)) (= 1 ~a19~0) (<= ~a17~0 8) (not (= ~a11~0 1))) [2018-11-23 13:07:58,749 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 13:07:58,749 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 13:07:58,749 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (< 7 |old(~a28~0)|) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (and (not (= ~a11~0 1)) (= ~a17~0 |old(~a17~0)|) (= 1 ~a19~0) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (= |old(~a17~0)| |old(~a28~0)|) (< 8 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-11-23 13:07:58,749 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse6 (not (= ~a25~0 1))) (.cse2 (not (= ~a28~0 8))) (.cse5 (not (= ~a28~0 11))) (.cse0 (= |old(~a28~0)| 7)) (.cse11 (= 1 ~a25~0)) (.cse3 (= 8 |old(~a17~0)|)) (.cse9 (= 7 ~a17~0)) (.cse7 (<= ~a28~0 7)) (.cse8 (not (= ~a28~0 ~a17~0))) (.cse10 (= 1 ~a19~0)) (.cse4 (not (= ~a11~0 1))) (.cse1 (= |old(~a17~0)| ~a17~0))) (or (< 7 |old(~a28~0)|) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse4 .cse3 .cse5) (and .cse0 .cse7 .cse6 .cse1 .cse3) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse8 .cse9 .cse5) (= |old(~a17~0)| |old(~a28~0)|) (and .cse6 .cse9 .cse10) (and .cse6 .cse9 .cse4) (and .cse9 .cse10 .cse5) (and .cse0 .cse1 (= 9 ~a28~0) .cse10 .cse3) (not (= 1 |old(~a19~0)|)) (and .cse9 .cse4 .cse5) (and .cse0 .cse1 .cse11 .cse2 .cse10 .cse3 .cse5) (and .cse0 .cse1 .cse11 .cse10 .cse3 .cse4) (and .cse9 .cse10 .cse4) (and .cse7 (and (and (or (not (= 8 ~a17~0)) (not (= 7 ~a28~0))) .cse8 .cse10 .cse4) .cse1) (= ~a25~0 |old(~a25~0)|)) (< 8 |old(~a17~0)|))) [2018-11-23 13:07:58,750 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-23 13:07:58,750 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-23 13:07:58,750 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse6 (not (= ~a25~0 1))) (.cse2 (not (= ~a28~0 8))) (.cse5 (not (= ~a28~0 11))) (.cse0 (= |old(~a28~0)| 7)) (.cse11 (= 1 ~a25~0)) (.cse3 (= 8 |old(~a17~0)|)) (.cse9 (= 7 ~a17~0)) (.cse7 (<= ~a28~0 7)) (.cse8 (not (= ~a28~0 ~a17~0))) (.cse10 (= 1 ~a19~0)) (.cse4 (not (= ~a11~0 1))) (.cse1 (= |old(~a17~0)| ~a17~0))) (or (< 7 |old(~a28~0)|) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse4 .cse3 .cse5) (and .cse0 .cse7 .cse6 .cse1 .cse3) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse8 .cse9 .cse5) (= |old(~a17~0)| |old(~a28~0)|) (and .cse6 .cse9 .cse10) (and .cse6 .cse9 .cse4) (and .cse9 .cse10 .cse5) (and .cse0 .cse1 (= 9 ~a28~0) .cse10 .cse3) (not (= 1 |old(~a19~0)|)) (and .cse9 .cse4 .cse5) (and .cse0 .cse1 .cse11 .cse2 .cse10 .cse3 .cse5) (and .cse0 .cse1 .cse11 .cse10 .cse3 .cse4) (and .cse9 .cse10 .cse4) (and .cse7 (and (and (or (not (= 8 ~a17~0)) (not (= 7 ~a28~0))) .cse8 .cse10 .cse4) .cse1) (= ~a25~0 |old(~a25~0)|)) (< 8 |old(~a17~0)|))) [2018-11-23 13:07:58,750 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-23 13:07:58,750 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-23 13:07:58,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:07:58 BoogieIcfgContainer [2018-11-23 13:07:58,764 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 13:07:58,764 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:07:58,764 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:07:58,764 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:07:58,765 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:49" (3/4) ... [2018-11-23 13:07:58,768 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:07:58,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 13:07:58,775 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 13:07:58,776 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 13:07:58,784 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 13:07:58,785 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 13:07:58,806 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((7 < \old(a28) || (((((\old(a28) == 7 && \old(a17) == a17) && !(a28 == 8)) && 8 == \old(a17)) && !(a11 == 1)) && !(a28 == 11))) || (((((\old(a28) == 7 && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && 8 == \old(a17)) && !(a28 == 11))) || ((((\old(a28) == 7 && a28 <= 7) && !(a25 == 1)) && \old(a17) == a17) && 8 == \old(a17))) || 1 == \old(a25)) || 1 == \old(a11)) || ((!(a28 == a17) && 7 == a17) && !(a28 == 11))) || \old(a17) == \old(a28)) || ((!(a25 == 1) && 7 == a17) && 1 == a19)) || ((!(a25 == 1) && 7 == a17) && !(a11 == 1))) || ((7 == a17 && 1 == a19) && !(a28 == 11))) || ((((\old(a28) == 7 && \old(a17) == a17) && 9 == a28) && 1 == a19) && 8 == \old(a17))) || !(1 == \old(a19))) || ((7 == a17 && !(a11 == 1)) && !(a28 == 11))) || ((((((\old(a28) == 7 && \old(a17) == a17) && 1 == a25) && !(a28 == 8)) && 1 == a19) && 8 == \old(a17)) && !(a28 == 11))) || (((((\old(a28) == 7 && \old(a17) == a17) && 1 == a25) && 1 == a19) && 8 == \old(a17)) && !(a11 == 1))) || ((7 == a17 && 1 == a19) && !(a11 == 1))) || ((a28 <= 7 && ((((!(8 == a17) || !(7 == a28)) && !(a28 == a17)) && 1 == a19) && !(a11 == 1)) && \old(a17) == a17) && a25 == \old(a25))) || 8 < \old(a17) [2018-11-23 13:07:58,869 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_228648b9-ae68-4520-b876-73eef2720b34/bin-2019/uautomizer/witness.graphml [2018-11-23 13:07:58,869 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:07:58,870 INFO L168 Benchmark]: Toolchain (without parser) took 11176.95 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 549.5 MB). Free memory was 955.4 MB in the beginning and 1.5 GB in the end (delta: -518.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:58,870 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:07:58,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:58,871 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -223.9 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:58,871 INFO L168 Benchmark]: Boogie Preprocessor took 44.25 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:58,871 INFO L168 Benchmark]: RCFGBuilder took 836.44 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: 106.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:58,871 INFO L168 Benchmark]: TraceAbstraction took 9741.41 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 398.5 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -469.2 MB). Peak memory consumption was 491.9 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:58,871 INFO L168 Benchmark]: Witness Printer took 105.17 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2018-11-23 13:07:58,872 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 920.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -223.9 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.25 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 836.44 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: 106.6 MB). Peak memory consumption was 106.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9741.41 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 398.5 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -469.2 MB). Peak memory consumption was 491.9 MB. Max. memory is 11.5 GB. * Witness Printer took 105.17 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 475]: 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: (((((((((((((((((7 < \old(a28) || (((((\old(a28) == 7 && \old(a17) == a17) && !(a28 == 8)) && 8 == \old(a17)) && !(a11 == 1)) && !(a28 == 11))) || (((((\old(a28) == 7 && !(a25 == 1)) && \old(a17) == a17) && !(a11 == 1)) && 8 == \old(a17)) && !(a28 == 11))) || ((((\old(a28) == 7 && a28 <= 7) && !(a25 == 1)) && \old(a17) == a17) && 8 == \old(a17))) || 1 == \old(a25)) || 1 == \old(a11)) || ((!(a28 == a17) && 7 == a17) && !(a28 == 11))) || \old(a17) == \old(a28)) || ((!(a25 == 1) && 7 == a17) && 1 == a19)) || ((!(a25 == 1) && 7 == a17) && !(a11 == 1))) || ((7 == a17 && 1 == a19) && !(a28 == 11))) || ((((\old(a28) == 7 && \old(a17) == a17) && 9 == a28) && 1 == a19) && 8 == \old(a17))) || !(1 == \old(a19))) || ((7 == a17 && !(a11 == 1)) && !(a28 == 11))) || ((((((\old(a28) == 7 && \old(a17) == a17) && 1 == a25) && !(a28 == 8)) && 1 == a19) && 8 == \old(a17)) && !(a28 == 11))) || (((((\old(a28) == 7 && \old(a17) == a17) && 1 == a25) && 1 == a19) && 8 == \old(a17)) && !(a11 == 1))) || ((7 == a17 && 1 == a19) && !(a11 == 1))) || ((a28 <= 7 && ((((!(8 == a17) || !(7 == a28)) && !(a28 == a17)) && 1 == a19) && !(a11 == 1)) && \old(a17) == a17) && a25 == \old(a25))) || 8 < \old(a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 9.6s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 6.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 850 SDtfs, 6391 SDslu, 940 SDs, 0 SdLazy, 9046 SolverSat, 1948 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 549 GetRequests, 472 SyntacticMatches, 6 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3896occurred in iteration=6, 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: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 182 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 202 PreInvPairs, 336 NumberOfFragments, 874 HoareAnnotationTreeSize, 202 FomulaSimplifications, 4852 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3410 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1362 NumberOfCodeBlocks, 1362 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1352 ConstructedInterpolants, 0 QuantifiedInterpolants, 456427 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1202 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 287/315 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...