./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.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_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/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 fbcb07371208327a722ea46e4a68d92ffffb2dff .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 14:25:20,389 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:25:20,390 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:25:20,396 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:25:20,396 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:25:20,397 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:25:20,397 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:25:20,398 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:25:20,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:25:20,399 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:25:20,400 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:25:20,400 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:25:20,400 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:25:20,401 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:25:20,401 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:25:20,401 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:25:20,402 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:25:20,403 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:25:20,404 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:25:20,404 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:25:20,405 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:25:20,405 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:25:20,406 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:25:20,407 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:25:20,407 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:25:20,407 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:25:20,408 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:25:20,408 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:25:20,408 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:25:20,409 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:25:20,409 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:25:20,409 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:25:20,409 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:25:20,409 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:25:20,410 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:25:20,410 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:25:20,410 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 14:25:20,417 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:25:20,417 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:25:20,418 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:25:20,418 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:25:20,418 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 14:25:20,419 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:25:20,419 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:25:20,420 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:25:20,420 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:25:20,420 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:25:20,420 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:25:20,420 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:25:20,420 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:25:20,420 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:25:20,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:25:20,420 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:25:20,420 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:25:20,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:25:20,421 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 14:25:20,421 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:25:20,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:25:20,421 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_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/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 -> fbcb07371208327a722ea46e4a68d92ffffb2dff [2018-12-02 14:25:20,439 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:25:20,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:25:20,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:25:20,452 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:25:20,452 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:25:20,453 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-12-02 14:25:20,495 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/data/32b55be97/5b2e219aceda463fa060bdc1aae2426c/FLAG1771b0f0e [2018-12-02 14:25:20,905 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:25:20,905 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-12-02 14:25:20,911 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/data/32b55be97/5b2e219aceda463fa060bdc1aae2426c/FLAG1771b0f0e [2018-12-02 14:25:20,920 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/data/32b55be97/5b2e219aceda463fa060bdc1aae2426c [2018-12-02 14:25:20,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:25:20,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:25:20,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:25:20,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:25:20,925 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:25:20,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:25:20" (1/1) ... [2018-12-02 14:25:20,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7a2c36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:20, skipping insertion in model container [2018-12-02 14:25:20,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:25:20" (1/1) ... [2018-12-02 14:25:20,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:25:20,956 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:25:21,141 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:25:21,144 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:25:21,225 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:25:21,234 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:25:21,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21 WrapperNode [2018-12-02 14:25:21,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:25:21,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:25:21,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:25:21,235 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:25:21,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... [2018-12-02 14:25:21,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... [2018-12-02 14:25:21,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:25:21,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:25:21,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:25:21,253 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:25:21,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... [2018-12-02 14:25:21,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... [2018-12-02 14:25:21,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... [2018-12-02 14:25:21,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... [2018-12-02 14:25:21,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... [2018-12-02 14:25:21,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... [2018-12-02 14:25:21,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... [2018-12-02 14:25:21,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:25:21,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:25:21,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:25:21,292 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:25:21,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/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 14:25:21,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:25:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:25:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 14:25:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 14:25:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:25:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:25:21,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:25:21,332 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:25:21,976 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:25:21,977 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 14:25:21,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:25:21 BoogieIcfgContainer [2018-12-02 14:25:21,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:25:21,978 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:25:21,978 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:25:21,980 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:25:21,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:25:20" (1/3) ... [2018-12-02 14:25:21,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d4ed9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:25:21, skipping insertion in model container [2018-12-02 14:25:21,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:25:21" (2/3) ... [2018-12-02 14:25:21,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d4ed9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:25:21, skipping insertion in model container [2018-12-02 14:25:21,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:25:21" (3/3) ... [2018-12-02 14:25:21,983 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label34_true-unreach-call.c [2018-12-02 14:25:21,991 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:25:21,997 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:25:22,007 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:25:22,029 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 14:25:22,030 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:25:22,030 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:25:22,030 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:25:22,030 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:25:22,030 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:25:22,030 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:25:22,030 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:25:22,030 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:25:22,047 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-12-02 14:25:22,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 14:25:22,054 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:25:22,055 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:25:22,057 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:25:22,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:25:22,061 INFO L82 PathProgramCache]: Analyzing trace with hash -864026194, now seen corresponding path program 1 times [2018-12-02 14:25:22,062 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:25:22,063 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:25:22,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:25:22,094 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:25:22,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:25:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:25:22,282 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 14:25:22,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:25:22,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 14:25:22,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 14:25:22,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 14:25:22,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:25:22,301 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 4 states. [2018-12-02 14:25:23,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:25:23,010 INFO L93 Difference]: Finished difference Result 733 states and 1294 transitions. [2018-12-02 14:25:23,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:25:23,011 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 69 [2018-12-02 14:25:23,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:25:23,020 INFO L225 Difference]: With dead ends: 733 [2018-12-02 14:25:23,020 INFO L226 Difference]: Without dead ends: 437 [2018-12-02 14:25:23,023 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 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 14:25:23,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2018-12-02 14:25:23,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2018-12-02 14:25:23,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2018-12-02 14:25:23,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 633 transitions. [2018-12-02 14:25:23,061 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 633 transitions. Word has length 69 [2018-12-02 14:25:23,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:25:23,061 INFO L480 AbstractCegarLoop]: Abstraction has 437 states and 633 transitions. [2018-12-02 14:25:23,062 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 14:25:23,062 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 633 transitions. [2018-12-02 14:25:23,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 14:25:23,064 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:25:23,065 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:25:23,065 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:25:23,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:25:23,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1649198670, now seen corresponding path program 1 times [2018-12-02 14:25:23,065 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:25:23,065 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:25:23,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:25:23,066 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:25:23,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:25:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:25:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:25:23,177 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:25:23,177 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:25:23,178 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:25:23,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:25:23,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:25:23,178 INFO L87 Difference]: Start difference. First operand 437 states and 633 transitions. Second operand 6 states. [2018-12-02 14:25:23,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:25:23,630 INFO L93 Difference]: Finished difference Result 1329 states and 2004 transitions. [2018-12-02 14:25:23,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:25:23,631 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2018-12-02 14:25:23,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:25:23,636 INFO L225 Difference]: With dead ends: 1329 [2018-12-02 14:25:23,636 INFO L226 Difference]: Without dead ends: 898 [2018-12-02 14:25:23,637 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 14:25:23,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2018-12-02 14:25:23,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 880. [2018-12-02 14:25:23,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 880 states. [2018-12-02 14:25:23,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1283 transitions. [2018-12-02 14:25:23,679 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1283 transitions. Word has length 143 [2018-12-02 14:25:23,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:25:23,679 INFO L480 AbstractCegarLoop]: Abstraction has 880 states and 1283 transitions. [2018-12-02 14:25:23,680 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:25:23,680 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1283 transitions. [2018-12-02 14:25:23,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 14:25:23,683 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:25:23,683 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:25:23,684 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:25:23,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:25:23,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1422420137, now seen corresponding path program 1 times [2018-12-02 14:25:23,684 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:25:23,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:25:23,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:25:23,685 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:25:23,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:25:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:25:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:25:23,816 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:25:23,817 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:25:23,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:25:23,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:25:23,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:25:23,818 INFO L87 Difference]: Start difference. First operand 880 states and 1283 transitions. Second operand 6 states. [2018-12-02 14:25:24,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:25:24,318 INFO L93 Difference]: Finished difference Result 2227 states and 3382 transitions. [2018-12-02 14:25:24,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:25:24,318 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2018-12-02 14:25:24,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:25:24,325 INFO L225 Difference]: With dead ends: 2227 [2018-12-02 14:25:24,325 INFO L226 Difference]: Without dead ends: 1353 [2018-12-02 14:25:24,327 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 14:25:24,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2018-12-02 14:25:24,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1323. [2018-12-02 14:25:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1323 states. [2018-12-02 14:25:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1323 states and 1900 transitions. [2018-12-02 14:25:24,353 INFO L78 Accepts]: Start accepts. Automaton has 1323 states and 1900 transitions. Word has length 176 [2018-12-02 14:25:24,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:25:24,353 INFO L480 AbstractCegarLoop]: Abstraction has 1323 states and 1900 transitions. [2018-12-02 14:25:24,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:25:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1900 transitions. [2018-12-02 14:25:24,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-02 14:25:24,356 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:25:24,356 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, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 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 14:25:24,357 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:25:24,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:25:24,357 INFO L82 PathProgramCache]: Analyzing trace with hash -2012360138, now seen corresponding path program 1 times [2018-12-02 14:25:24,357 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:25:24,357 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:25:24,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:25:24,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:25:24,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:25:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:25:24,500 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-02 14:25:24,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:25:24,500 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/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 14:25:24,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:25:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:25:24,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:25:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-02 14:25:24,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:25:24,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-12-02 14:25:24,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 14:25:24,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 14:25:24,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-12-02 14:25:24,656 INFO L87 Difference]: Start difference. First operand 1323 states and 1900 transitions. Second operand 5 states. [2018-12-02 14:25:25,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:25:25,224 INFO L93 Difference]: Finished difference Result 2821 states and 4412 transitions. [2018-12-02 14:25:25,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:25:25,224 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 263 [2018-12-02 14:25:25,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:25:25,225 INFO L225 Difference]: With dead ends: 2821 [2018-12-02 14:25:25,225 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 14:25:25,230 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 266 SyntacticMatches, 4 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:25:25,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 14:25:25,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 14:25:25,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 14:25:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 14:25:25,231 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 263 [2018-12-02 14:25:25,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:25:25,231 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 14:25:25,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 14:25:25,231 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 14:25:25,232 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 14:25:25,235 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 14:25:25,489 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 36 [2018-12-02 14:25:25,541 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0)) [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-02 14:25:25,542 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-12-02 14:25:25,543 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-12-02 14:25:25,544 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,545 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-02 14:25:25,546 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-02 14:25:25,547 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-12-02 14:25:25,548 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse9 (= |old(~a19~0)| ~a19~0)) (.cse10 (= |old(~a10~0)| ~a10~0))) (let ((.cse0 (<= ~a1~0 23)) (.cse1 (< 23 |old(~a1~0)|)) (.cse2 (< |old(~a19~0)| 9)) (.cse8 (and .cse9 .cse10)) (.cse3 (= 3 |old(~a10~0)|)) (.cse4 (= 4 |old(~a10~0)|)) (.cse7 (= 7 |old(~a19~0)|)) (.cse5 (<= ~a1~0 218)) (.cse6 (< 218 |old(~a1~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse4 .cse0 .cse1) (or .cse3 .cse7 .cse0 .cse1) (or .cse3 .cse7 .cse8) (or .cse8 .cse2) (or .cse8 .cse3 .cse4) (or .cse7 (and .cse5 .cse9 .cse10) .cse6)))) [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,549 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-12-02 14:25:25,550 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a10~0 3)) (<= ~a1~0 23) (not (= ~a10~0 4)) (<= 9 ~a19~0)) [2018-12-02 14:25:25,551 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (= |old(~a19~0)| ~a19~0) (<= ~a1~0 23) (= |old(~a10~0)| ~a10~0)) (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (< 23 |old(~a1~0)|) (< |old(~a19~0)| 9)) [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= ~a19~0 7)))) (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (<= 9 ~a19~0) (and .cse0 .cse1) (and .cse0 (not (= ~a10~0 4))) (< 23 |old(~a1~0)|) (and (<= ~a1~0 218) .cse1) (< |old(~a19~0)| 9))) [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-12-02 14:25:25,551 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-02 14:25:25,552 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= ~a19~0 7)))) (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (<= 9 ~a19~0) (and .cse0 .cse1) (and .cse0 (not (= ~a10~0 4))) (< 23 |old(~a1~0)|) (and (<= ~a1~0 218) .cse1) (< |old(~a19~0)| 9))) [2018-12-02 14:25:25,552 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-12-02 14:25:25,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:25:25 BoogieIcfgContainer [2018-12-02 14:25:25,562 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:25:25,562 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:25:25,562 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:25:25,562 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:25:25,563 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:25:21" (3/4) ... [2018-12-02 14:25:25,566 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 14:25:25,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 14:25:25,571 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 14:25:25,572 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 14:25:25,579 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 14:25:25,579 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 14:25:25,604 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((3 == \old(a10) || 4 == \old(a10)) || 9 <= a19) || (!(a10 == 3) && !(a19 == 7))) || (!(a10 == 3) && !(a10 == 4))) || 23 < \old(a1)) || (a1 <= 218 && !(a19 == 7))) || \old(a19) < 9 [2018-12-02 14:25:25,664 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c81af1ab-1678-40a6-bc3c-b1b0a94ab912/bin-2019/uautomizer/witness.graphml [2018-12-02 14:25:25,664 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:25:25,664 INFO L168 Benchmark]: Toolchain (without parser) took 4742.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -169.0 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:25:25,665 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:25:25,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. [2018-12-02 14:25:25,665 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:25:25,665 INFO L168 Benchmark]: Boogie Preprocessor took 38.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:25:25,666 INFO L168 Benchmark]: RCFGBuilder took 685.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 993.7 MB in the end (delta: 107.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. [2018-12-02 14:25:25,666 INFO L168 Benchmark]: TraceAbstraction took 3584.16 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 106.4 MB). Free memory was 993.7 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 203.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:25:25,666 INFO L168 Benchmark]: Witness Printer took 101.72 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-12-02 14:25:25,667 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 311.21 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 685.12 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 993.7 MB in the end (delta: 107.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3584.16 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 106.4 MB). Free memory was 993.7 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 203.7 MB. Max. memory is 11.5 GB. * Witness Printer took 101.72 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: 582]: Loop Invariant Derived loop invariant: ((((((3 == \old(a10) || 4 == \old(a10)) || 9 <= a19) || (!(a10 == 3) && !(a19 == 7))) || (!(a10 == 3) && !(a10 == 4))) || 23 < \old(a1)) || (a1 <= 218 && !(a19 == 7))) || \old(a19) < 9 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 3.5s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 2.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 131 SDtfs, 1873 SDslu, 130 SDs, 0 SdLazy, 2641 SolverSat, 789 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 301 GetRequests, 274 SyntacticMatches, 6 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1323occurred in iteration=3, 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 48 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 44 PreInvPairs, 100 NumberOfFragments, 249 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1886 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 484 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 914 NumberOfCodeBlocks, 914 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 909 ConstructedInterpolants, 0 QuantifiedInterpolants, 583177 SizeOfPredicates, 2 NumberOfNonLiveVariables, 434 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 428/546 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...