./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label47_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label47_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/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 263f5bcc0dd18a6a1141604b5838ae66dccd2a0e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 10:45:49,178 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 10:45:49,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 10:45:49,185 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 10:45:49,185 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 10:45:49,186 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 10:45:49,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 10:45:49,187 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 10:45:49,188 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 10:45:49,189 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 10:45:49,189 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 10:45:49,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 10:45:49,190 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 10:45:49,190 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 10:45:49,191 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 10:45:49,191 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 10:45:49,192 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 10:45:49,193 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 10:45:49,194 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 10:45:49,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 10:45:49,195 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 10:45:49,196 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 10:45:49,197 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 10:45:49,197 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 10:45:49,197 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 10:45:49,198 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 10:45:49,198 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 10:45:49,199 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 10:45:49,199 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 10:45:49,199 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 10:45:49,200 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 10:45:49,200 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 10:45:49,200 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 10:45:49,200 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 10:45:49,201 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 10:45:49,201 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 10:45:49,201 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 10:45:49,208 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 10:45:49,208 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 10:45:49,209 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 10:45:49,209 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 10:45:49,209 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 10:45:49,209 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 10:45:49,209 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 10:45:49,210 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 10:45:49,210 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 10:45:49,211 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 10:45:49,211 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 10:45:49,211 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 10:45:49,211 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 10:45:49,211 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 10:45:49,211 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 10:45:49,211 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 10:45:49,211 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 10:45:49,211 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 10:45:49,211 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 10:45:49,211 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 10:45:49,212 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 10:45:49,212 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_2ae01295-aa08-44ab-9d8f-723a4408507c/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 -> 263f5bcc0dd18a6a1141604b5838ae66dccd2a0e [2018-12-02 10:45:49,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 10:45:49,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 10:45:49,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 10:45:49,239 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 10:45:49,240 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 10:45:49,240 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label47_true-unreach-call_false-termination.c [2018-12-02 10:45:49,274 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/data/b05a5c365/d454509cd571487386f213a3583ea864/FLAGdd7839ad8 [2018-12-02 10:45:49,730 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 10:45:49,731 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/sv-benchmarks/c/eca-rers2012/Problem14_label47_true-unreach-call_false-termination.c [2018-12-02 10:45:49,739 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/data/b05a5c365/d454509cd571487386f213a3583ea864/FLAGdd7839ad8 [2018-12-02 10:45:49,748 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/data/b05a5c365/d454509cd571487386f213a3583ea864 [2018-12-02 10:45:49,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 10:45:49,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 10:45:49,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 10:45:49,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 10:45:49,753 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 10:45:49,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:45:49" (1/1) ... [2018-12-02 10:45:49,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@870cb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:49, skipping insertion in model container [2018-12-02 10:45:49,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:45:49" (1/1) ... [2018-12-02 10:45:49,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 10:45:49,789 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 10:45:49,981 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:45:49,984 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 10:45:50,085 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:45:50,094 INFO L195 MainTranslator]: Completed translation [2018-12-02 10:45:50,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50 WrapperNode [2018-12-02 10:45:50,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 10:45:50,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 10:45:50,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 10:45:50,095 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 10:45:50,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... [2018-12-02 10:45:50,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... [2018-12-02 10:45:50,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 10:45:50,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 10:45:50,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 10:45:50,115 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 10:45:50,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... [2018-12-02 10:45:50,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... [2018-12-02 10:45:50,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... [2018-12-02 10:45:50,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... [2018-12-02 10:45:50,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... [2018-12-02 10:45:50,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... [2018-12-02 10:45:50,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... [2018-12-02 10:45:50,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 10:45:50,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 10:45:50,162 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 10:45:50,162 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 10:45:50,163 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/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 [2018-12-02 10:45:50,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 10:45:50,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 10:45:50,198 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 10:45:50,198 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 10:45:50,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 10:45:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 10:45:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 10:45:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 10:45:50,913 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 10:45:50,914 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 10:45:50,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:45:50 BoogieIcfgContainer [2018-12-02 10:45:50,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 10:45:50,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 10:45:50,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 10:45:50,918 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 10:45:50,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 10:45:49" (1/3) ... [2018-12-02 10:45:50,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e689d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:45:50, skipping insertion in model container [2018-12-02 10:45:50,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:45:50" (2/3) ... [2018-12-02 10:45:50,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e689d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 10:45:50, skipping insertion in model container [2018-12-02 10:45:50,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:45:50" (3/3) ... [2018-12-02 10:45:50,921 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label47_true-unreach-call_false-termination.c [2018-12-02 10:45:50,929 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 10:45:50,935 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 10:45:50,948 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 10:45:50,970 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 10:45:50,970 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 10:45:50,970 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 10:45:50,970 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 10:45:50,971 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 10:45:50,971 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 10:45:50,971 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 10:45:50,971 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 10:45:50,971 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 10:45:50,989 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2018-12-02 10:45:50,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 10:45:50,994 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:45:50,995 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] [2018-12-02 10:45:50,996 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:45:50,999 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:45:51,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1824869262, now seen corresponding path program 1 times [2018-12-02 10:45:51,001 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 10:45:51,001 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 10:45:51,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:51,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:45:51,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:51,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:45:51,178 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 10:45:51,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 10:45:51,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 10:45:51,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 10:45:51,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 10:45:51,197 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 3 states. [2018-12-02 10:45:51,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:45:51,803 INFO L93 Difference]: Finished difference Result 688 states and 1223 transitions. [2018-12-02 10:45:51,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 10:45:51,804 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2018-12-02 10:45:51,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:45:51,813 INFO L225 Difference]: With dead ends: 688 [2018-12-02 10:45:51,813 INFO L226 Difference]: Without dead ends: 372 [2018-12-02 10:45:51,817 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 10:45:51,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-12-02 10:45:51,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2018-12-02 10:45:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2018-12-02 10:45:51,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 602 transitions. [2018-12-02 10:45:51,858 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 602 transitions. Word has length 39 [2018-12-02 10:45:51,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:45:51,858 INFO L480 AbstractCegarLoop]: Abstraction has 372 states and 602 transitions. [2018-12-02 10:45:51,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 10:45:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 602 transitions. [2018-12-02 10:45:51,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 10:45:51,861 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:45:51,861 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 10:45:51,861 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:45:51,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:45:51,861 INFO L82 PathProgramCache]: Analyzing trace with hash 686981166, now seen corresponding path program 1 times [2018-12-02 10:45:51,862 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 10:45:51,862 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 10:45:51,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:51,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:45:51,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:51,992 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:45:51,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 10:45:51,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 10:45:51,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 10:45:51,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 10:45:51,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 10:45:51,994 INFO L87 Difference]: Start difference. First operand 372 states and 602 transitions. Second operand 6 states. [2018-12-02 10:45:52,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:45:52,573 INFO L93 Difference]: Finished difference Result 936 states and 1526 transitions. [2018-12-02 10:45:52,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 10:45:52,574 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-12-02 10:45:52,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:45:52,576 INFO L225 Difference]: With dead ends: 936 [2018-12-02 10:45:52,577 INFO L226 Difference]: Without dead ends: 570 [2018-12-02 10:45:52,578 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 10:45:52,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2018-12-02 10:45:52,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 562. [2018-12-02 10:45:52,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 562 states. [2018-12-02 10:45:52,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 814 transitions. [2018-12-02 10:45:52,595 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 814 transitions. Word has length 125 [2018-12-02 10:45:52,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:45:52,596 INFO L480 AbstractCegarLoop]: Abstraction has 562 states and 814 transitions. [2018-12-02 10:45:52,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 10:45:52,596 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 814 transitions. [2018-12-02 10:45:52,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 10:45:52,599 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:45:52,599 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 10:45:52,600 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:45:52,600 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:45:52,600 INFO L82 PathProgramCache]: Analyzing trace with hash 1152023485, now seen corresponding path program 1 times [2018-12-02 10:45:52,600 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 10:45:52,600 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 10:45:52,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:52,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:45:52,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:52,670 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:45:52,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 10:45:52,670 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 10:45:52,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 10:45:52,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 10:45:52,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 10:45:52,671 INFO L87 Difference]: Start difference. First operand 562 states and 814 transitions. Second operand 4 states. [2018-12-02 10:45:53,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:45:53,409 INFO L93 Difference]: Finished difference Result 2220 states and 3292 transitions. [2018-12-02 10:45:53,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 10:45:53,409 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 134 [2018-12-02 10:45:53,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:45:53,416 INFO L225 Difference]: With dead ends: 2220 [2018-12-02 10:45:53,416 INFO L226 Difference]: Without dead ends: 1664 [2018-12-02 10:45:53,417 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 10:45:53,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2018-12-02 10:45:53,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 1664. [2018-12-02 10:45:53,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1664 states. [2018-12-02 10:45:53,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1664 states and 2287 transitions. [2018-12-02 10:45:53,461 INFO L78 Accepts]: Start accepts. Automaton has 1664 states and 2287 transitions. Word has length 134 [2018-12-02 10:45:53,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:45:53,462 INFO L480 AbstractCegarLoop]: Abstraction has 1664 states and 2287 transitions. [2018-12-02 10:45:53,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 10:45:53,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2287 transitions. [2018-12-02 10:45:53,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-12-02 10:45:53,468 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:45:53,469 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 10:45:53,469 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:45:53,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:45:53,469 INFO L82 PathProgramCache]: Analyzing trace with hash 2008848013, now seen corresponding path program 1 times [2018-12-02 10:45:53,469 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 10:45:53,469 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 10:45:53,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:53,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:45:53,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:53,673 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 64 proven. 107 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 10:45:53,674 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 10:45:53,674 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/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 [2018-12-02 10:45:53,681 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:45:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:53,746 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:45:53,865 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-02 10:45:53,881 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 10:45:53,881 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2018-12-02 10:45:53,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 10:45:53,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 10:45:53,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-12-02 10:45:53,882 INFO L87 Difference]: Start difference. First operand 1664 states and 2287 transitions. Second operand 10 states. [2018-12-02 10:45:55,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:45:55,633 INFO L93 Difference]: Finished difference Result 4172 states and 5896 transitions. [2018-12-02 10:45:55,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-02 10:45:55,634 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 262 [2018-12-02 10:45:55,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:45:55,644 INFO L225 Difference]: With dead ends: 4172 [2018-12-02 10:45:55,644 INFO L226 Difference]: Without dead ends: 2514 [2018-12-02 10:45:55,648 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 279 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=678, Unknown=0, NotChecked=0, Total=870 [2018-12-02 10:45:55,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2514 states. [2018-12-02 10:45:55,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2514 to 1890. [2018-12-02 10:45:55,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1890 states. [2018-12-02 10:45:55,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1890 states and 2540 transitions. [2018-12-02 10:45:55,712 INFO L78 Accepts]: Start accepts. Automaton has 1890 states and 2540 transitions. Word has length 262 [2018-12-02 10:45:55,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:45:55,712 INFO L480 AbstractCegarLoop]: Abstraction has 1890 states and 2540 transitions. [2018-12-02 10:45:55,713 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 10:45:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2540 transitions. [2018-12-02 10:45:55,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2018-12-02 10:45:55,719 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 10:45:55,720 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 10:45:55,720 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 10:45:55,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:45:55,720 INFO L82 PathProgramCache]: Analyzing trace with hash -721277978, now seen corresponding path program 1 times [2018-12-02 10:45:55,720 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 10:45:55,720 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 10:45:55,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:55,721 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:45:55,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 10:45:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 248 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:45:56,098 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 10:45:56,098 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/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 [2018-12-02 10:45:56,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 10:45:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:56,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:45:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-02 10:45:56,262 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 10:45:56,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 16 [2018-12-02 10:45:56,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 10:45:56,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 10:45:56,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-12-02 10:45:56,263 INFO L87 Difference]: Start difference. First operand 1890 states and 2540 transitions. Second operand 16 states. [2018-12-02 10:46:03,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 10:46:03,290 INFO L93 Difference]: Finished difference Result 7071 states and 13221 transitions. [2018-12-02 10:46:03,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2018-12-02 10:46:03,290 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 371 [2018-12-02 10:46:03,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 10:46:03,291 INFO L225 Difference]: With dead ends: 7071 [2018-12-02 10:46:03,291 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 10:46:03,312 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 453 SyntacticMatches, 1 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4218 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1534, Invalid=10238, Unknown=0, NotChecked=0, Total=11772 [2018-12-02 10:46:03,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 10:46:03,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 10:46:03,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 10:46:03,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 10:46:03,312 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 371 [2018-12-02 10:46:03,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 10:46:03,313 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 10:46:03,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 10:46:03,313 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 10:46:03,313 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 10:46:03,315 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 10:46:03,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,635 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 118 [2018-12-02 10:46:03,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,791 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 10:46:03,810 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 118 [2018-12-02 10:46:04,033 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 31 [2018-12-02 10:46:04,214 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2018-12-02 10:46:04,378 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2018-12-02 10:46:04,380 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 10:46:04,380 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a21~0)| ~a21~0) (= ~a24~0 |old(~a24~0)|) (= |old(~a15~0)| ~a15~0)) [2018-12-02 10:46:04,380 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 10:46:04,380 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 103) no Hoare annotation was computed. [2018-12-02 10:46:04,380 INFO L448 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-12-02 10:46:04,380 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-12-02 10:46:04,380 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,380 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,380 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,381 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-12-02 10:46:04,382 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,383 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse0 (and (= ~a12~0 |old(~a12~0)|) (= |old(~a21~0)| ~a21~0) (= ~a24~0 |old(~a24~0)|) (= |old(~a15~0)| ~a15~0)))) (and (or .cse0 (= 9 |old(~a21~0)|)) (or .cse0 (= 7 |old(~a15~0)|) (= 9 |old(~a15~0)|)) (or .cse0 (and (< 0 (+ |old(~a12~0)| 43)) (<= |old(~a12~0)| 11))))) [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-12-02 10:46:04,384 INFO L448 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,385 INFO L448 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-12-02 10:46:04,386 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-12-02 10:46:04,387 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-02 10:46:04,388 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,389 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,390 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-02 10:46:04,391 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-12-02 10:46:04,392 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 10:46:04,393 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a15~0 9)) (not (= ~a24~0 2)) (= 7 ~a21~0) (not (= ~a15~0 7)) (<= (+ ~a12~0 49) 0)) [2018-12-02 10:46:04,393 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 10:46:04,393 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 10:46:04,393 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (not (= 7 |old(~a21~0)|)) (= 2 |old(~a24~0)|) (< 0 (+ |old(~a12~0)| 49)) (= 7 |old(~a15~0)|) (and (= ~a12~0 |old(~a12~0)|) (= 7 ~a21~0) (= |old(~a15~0)| ~a15~0) (= |old(~a24~0)| ~a24~0)) (= 9 |old(~a15~0)|)) [2018-12-02 10:46:04,393 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2018-12-02 10:46:04,393 INFO L444 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (not (= 9 ~a21~0)) (or (<= (+ ~a12~0 43) 0) (< 11 ~a12~0)) (= 2 |old(~a24~0)|) (not (= 7 |old(~a21~0)|)) (< 0 (+ |old(~a12~0)| 49)) (and (not (= ~a15~0 9)) (not (= ~a15~0 7))) (= 7 |old(~a15~0)|) (= 9 |old(~a15~0)|)) [2018-12-02 10:46:04,393 INFO L448 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-12-02 10:46:04,393 INFO L448 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-12-02 10:46:04,393 INFO L444 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (not (= 9 ~a21~0)) (or (<= (+ ~a12~0 43) 0) (< 11 ~a12~0)) (= 2 |old(~a24~0)|) (not (= 7 |old(~a21~0)|)) (< 0 (+ |old(~a12~0)| 49)) (and (not (= ~a15~0 9)) (not (= ~a15~0 7))) (= 7 |old(~a15~0)|) (= 9 |old(~a15~0)|)) [2018-12-02 10:46:04,393 INFO L448 ceAbstractionStarter]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2018-12-02 10:46:04,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 10:46:04 BoogieIcfgContainer [2018-12-02 10:46:04,404 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 10:46:04,405 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 10:46:04,405 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 10:46:04,405 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 10:46:04,405 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:45:50" (3/4) ... [2018-12-02 10:46:04,408 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 10:46:04,415 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 10:46:04,415 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 10:46:04,415 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 10:46:04,426 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 10:46:04,427 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 10:46:04,451 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(9 == a21) || a12 + 43 <= 0 || 11 < a12) || 2 == \old(a24)) || !(7 == \old(a21))) || 0 < \old(a12) + 49) || (!(a15 == 9) && !(a15 == 7))) || 7 == \old(a15)) || 9 == \old(a15) [2018-12-02 10:46:04,525 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2ae01295-aa08-44ab-9d8f-723a4408507c/bin-2019/uautomizer/witness.graphml [2018-12-02 10:46:04,525 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 10:46:04,525 INFO L168 Benchmark]: Toolchain (without parser) took 14775.33 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 580.4 MB). Free memory was 951.7 MB in the beginning and 1.2 GB in the end (delta: -264.8 MB). Peak memory consumption was 315.5 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:04,526 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:46:04,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -176.7 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:04,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:04,526 INFO L168 Benchmark]: Boogie Preprocessor took 46.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:46:04,526 INFO L168 Benchmark]: RCFGBuilder took 751.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.6 MB in the end (delta: 127.0 MB). Peak memory consumption was 127.0 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:04,526 INFO L168 Benchmark]: TraceAbstraction took 13489.38 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 434.1 MB). Free memory was 994.6 MB in the beginning and 1.2 GB in the end (delta: -237.5 MB). Peak memory consumption was 570.8 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:04,527 INFO L168 Benchmark]: Witness Printer took 120.20 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:04,528 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 343.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -176.7 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 751.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.6 MB in the end (delta: 127.0 MB). Peak memory consumption was 127.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13489.38 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 434.1 MB). Free memory was 994.6 MB in the beginning and 1.2 GB in the end (delta: -237.5 MB). Peak memory consumption was 570.8 MB. Max. memory is 11.5 GB. * Witness Printer took 120.20 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 103]: 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: 880]: Loop Invariant Derived loop invariant: ((((((!(9 == a21) || a12 + 43 <= 0 || 11 < a12) || 2 == \old(a24)) || !(7 == \old(a21))) || 0 < \old(a12) + 49) || (!(a15 == 9) && !(a15 == 7))) || 7 == \old(a15)) || 9 == \old(a15) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. SAFE Result, 13.4s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 10.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 352 SDtfs, 6995 SDslu, 1027 SDs, 0 SdLazy, 14288 SolverSat, 3958 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 890 GetRequests, 739 SyntacticMatches, 6 SemanticMatches, 145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4400 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1890occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 632 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 212 PreInvPairs, 574 NumberOfFragments, 215 HoareAnnotationTreeSize, 212 FomulaSimplifications, 25780 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 7612 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1564 NumberOfCodeBlocks, 1564 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1557 ConstructedInterpolants, 0 QuantifiedInterpolants, 2018075 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1039 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 980/1264 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...