./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label32_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label32_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/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 b17d8b704c4d90069798a3313de2551dfcebcaee ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:36:31,999 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:36:32,000 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:36:32,009 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:36:32,009 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:36:32,010 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:36:32,011 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:36:32,012 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:36:32,014 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:36:32,014 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:36:32,015 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:36:32,015 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:36:32,016 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:36:32,017 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:36:32,018 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:36:32,019 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:36:32,019 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:36:32,021 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:36:32,022 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:36:32,024 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:36:32,025 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:36:32,026 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:36:32,027 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:36:32,028 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:36:32,028 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:36:32,029 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:36:32,030 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:36:32,030 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:36:32,031 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:36:32,031 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:36:32,032 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:36:32,032 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:36:32,032 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:36:32,032 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:36:32,033 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:36:32,034 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:36:32,034 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 21:36:32,044 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:36:32,045 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:36:32,045 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:36:32,046 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:36:32,046 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:36:32,046 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:36:32,046 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 21:36:32,046 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:36:32,047 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:36:32,047 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:36:32,047 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:36:32,047 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:36:32,047 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:36:32,047 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:36:32,047 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:36:32,048 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:36:32,048 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:36:32,048 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:36:32,048 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:36:32,048 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 21:36:32,048 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:36:32,048 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 21:36:32,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 21:36:32,049 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:36:32,049 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:36:32,049 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:36:32,049 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 21:36:32,051 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:36:32,051 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:36:32,052 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_efe23a23-8e2c-4aab-861f-c5bf41914b9e/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 -> b17d8b704c4d90069798a3313de2551dfcebcaee [2018-10-26 21:36:32,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:36:32,097 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:36:32,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:36:32,102 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:36:32,103 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:36:32,103 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label32_true-unreach-call_false-termination.c [2018-10-26 21:36:32,146 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/data/af9022a64/fa4944707df3482fa669c81df9913102/FLAGbb837e91c [2018-10-26 21:36:32,640 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:36:32,643 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/sv-benchmarks/c/eca-rers2012/Problem14_label32_true-unreach-call_false-termination.c [2018-10-26 21:36:32,655 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/data/af9022a64/fa4944707df3482fa669c81df9913102/FLAGbb837e91c [2018-10-26 21:36:32,671 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/data/af9022a64/fa4944707df3482fa669c81df9913102 [2018-10-26 21:36:32,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:36:32,676 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 21:36:32,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:36:32,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:36:32,681 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:36:32,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:36:32" (1/1) ... [2018-10-26 21:36:32,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dba8330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:32, skipping insertion in model container [2018-10-26 21:36:32,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:36:32" (1/1) ... [2018-10-26 21:36:32,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:36:32,760 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:36:33,136 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:36:33,140 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:36:33,270 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:36:33,285 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:36:33,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33 WrapperNode [2018-10-26 21:36:33,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:36:33,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:36:33,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:36:33,286 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:36:33,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33" (1/1) ... [2018-10-26 21:36:33,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33" (1/1) ... [2018-10-26 21:36:33,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33" (1/1) ... [2018-10-26 21:36:33,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33" (1/1) ... [2018-10-26 21:36:33,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33" (1/1) ... [2018-10-26 21:36:33,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33" (1/1) ... [2018-10-26 21:36:33,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33" (1/1) ... [2018-10-26 21:36:33,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:36:33,499 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:36:33,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:36:33,499 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:36:33,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/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 [2018-10-26 21:36:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 21:36:33,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:36:33,554 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-26 21:36:33,554 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 21:36:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-26 21:36:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 21:36:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-26 21:36:33,556 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 21:36:33,556 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 21:36:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 21:36:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:36:36,576 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:36:36,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:36:36 BoogieIcfgContainer [2018-10-26 21:36:36,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:36:36,577 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 21:36:36,577 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 21:36:36,580 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 21:36:36,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 09:36:32" (1/3) ... [2018-10-26 21:36:36,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a06ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:36:36, skipping insertion in model container [2018-10-26 21:36:36,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:36:33" (2/3) ... [2018-10-26 21:36:36,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a06ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 09:36:36, skipping insertion in model container [2018-10-26 21:36:36,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:36:36" (3/3) ... [2018-10-26 21:36:36,584 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label32_true-unreach-call_false-termination.c [2018-10-26 21:36:36,593 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 21:36:36,603 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 21:36:36,616 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 21:36:36,644 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 21:36:36,644 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 21:36:36,645 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 21:36:36,645 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 21:36:36,645 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 21:36:36,646 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 21:36:36,646 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 21:36:36,646 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 21:36:36,646 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 21:36:36,667 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states. [2018-10-26 21:36:36,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-10-26 21:36:36,674 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:36:36,675 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:36:36,677 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:36:36,682 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:36:36,682 INFO L82 PathProgramCache]: Analyzing trace with hash -1019361724, now seen corresponding path program 1 times [2018-10-26 21:36:36,684 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:36:36,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:36:36,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:36,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:36:36,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:36,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:36:37,104 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 3 [2018-10-26 21:36:37,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:36:37,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:36:37,122 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:36:37,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:36:37,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:36:37,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:36:37,141 INFO L87 Difference]: Start difference. First operand 255 states. Second operand 4 states. [2018-10-26 21:36:38,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:36:38,834 INFO L93 Difference]: Finished difference Result 894 states and 1611 transitions. [2018-10-26 21:36:38,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:36:38,841 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 62 [2018-10-26 21:36:38,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:36:38,855 INFO L225 Difference]: With dead ends: 894 [2018-10-26 21:36:38,855 INFO L226 Difference]: Without dead ends: 633 [2018-10-26 21:36:38,860 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:36:38,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2018-10-26 21:36:38,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 633. [2018-10-26 21:36:38,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 633 states. [2018-10-26 21:36:38,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 962 transitions. [2018-10-26 21:36:38,936 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 962 transitions. Word has length 62 [2018-10-26 21:36:38,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:36:38,936 INFO L481 AbstractCegarLoop]: Abstraction has 633 states and 962 transitions. [2018-10-26 21:36:38,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:36:38,936 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 962 transitions. [2018-10-26 21:36:38,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-26 21:36:38,943 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:36:38,943 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 21:36:38,944 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:36:38,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:36:38,944 INFO L82 PathProgramCache]: Analyzing trace with hash 585274651, now seen corresponding path program 1 times [2018-10-26 21:36:38,944 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:36:38,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:36:38,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:38,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:36:38,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:36:39,241 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:36:39,242 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 21:36:39,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 21:36:39,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 21:36:39,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 21:36:39,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:36:39,244 INFO L87 Difference]: Start difference. First operand 633 states and 962 transitions. Second operand 4 states. [2018-10-26 21:36:41,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:36:41,608 INFO L93 Difference]: Finished difference Result 2170 states and 3490 transitions. [2018-10-26 21:36:41,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 21:36:41,609 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 175 [2018-10-26 21:36:41,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:36:41,620 INFO L225 Difference]: With dead ends: 2170 [2018-10-26 21:36:41,620 INFO L226 Difference]: Without dead ends: 1543 [2018-10-26 21:36:41,625 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-26 21:36:41,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1543 states. [2018-10-26 21:36:41,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1543 to 1543. [2018-10-26 21:36:41,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1543 states. [2018-10-26 21:36:41,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1543 states and 2271 transitions. [2018-10-26 21:36:41,685 INFO L78 Accepts]: Start accepts. Automaton has 1543 states and 2271 transitions. Word has length 175 [2018-10-26 21:36:41,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:36:41,686 INFO L481 AbstractCegarLoop]: Abstraction has 1543 states and 2271 transitions. [2018-10-26 21:36:41,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 21:36:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2271 transitions. [2018-10-26 21:36:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-26 21:36:41,696 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:36:41,696 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-26 21:36:41,696 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:36:41,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:36:41,697 INFO L82 PathProgramCache]: Analyzing trace with hash -2093465648, now seen corresponding path program 1 times [2018-10-26 21:36:41,697 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:36:41,697 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:36:41,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:41,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:36:41,699 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:36:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 132 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:36:42,070 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:36:42,070 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/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 [2018-10-26 21:36:42,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:36:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:36:42,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:36:42,287 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-26 21:36:42,318 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:36:42,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-10-26 21:36:42,319 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-26 21:36:42,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-26 21:36:42,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-10-26 21:36:42,319 INFO L87 Difference]: Start difference. First operand 1543 states and 2271 transitions. Second operand 10 states. [2018-10-26 21:36:48,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:36:48,577 INFO L93 Difference]: Finished difference Result 4817 states and 7662 transitions. [2018-10-26 21:36:48,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-26 21:36:48,577 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 250 [2018-10-26 21:36:48,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:36:48,592 INFO L225 Difference]: With dead ends: 4817 [2018-10-26 21:36:48,592 INFO L226 Difference]: Without dead ends: 2326 [2018-10-26 21:36:48,610 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2018-10-26 21:36:48,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2326 states. [2018-10-26 21:36:48,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2326 to 2271. [2018-10-26 21:36:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2271 states. [2018-10-26 21:36:48,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 2271 states and 3039 transitions. [2018-10-26 21:36:48,668 INFO L78 Accepts]: Start accepts. Automaton has 2271 states and 3039 transitions. Word has length 250 [2018-10-26 21:36:48,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:36:48,669 INFO L481 AbstractCegarLoop]: Abstraction has 2271 states and 3039 transitions. [2018-10-26 21:36:48,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-26 21:36:48,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 3039 transitions. [2018-10-26 21:36:48,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-26 21:36:48,677 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:36:48,677 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-26 21:36:48,678 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:36:48,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:36:48,678 INFO L82 PathProgramCache]: Analyzing trace with hash -237430168, now seen corresponding path program 1 times [2018-10-26 21:36:48,678 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:36:48,678 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:36:48,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:48,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:36:48,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:36:48,990 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-10-26 21:36:49,254 WARN L179 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 10 [2018-10-26 21:36:49,605 WARN L179 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 19 [2018-10-26 21:36:49,743 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2018-10-26 21:36:50,376 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 203 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:36:50,376 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:36:50,376 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/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 [2018-10-26 21:36:50,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:36:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:36:50,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:36:50,544 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 21:36:50,561 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:36:50,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2018-10-26 21:36:50,562 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-26 21:36:50,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-26 21:36:50,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-10-26 21:36:50,562 INFO L87 Difference]: Start difference. First operand 2271 states and 3039 transitions. Second operand 11 states. [2018-10-26 21:36:52,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:36:52,952 INFO L93 Difference]: Finished difference Result 6675 states and 9983 transitions. [2018-10-26 21:36:52,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-10-26 21:36:52,956 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 270 [2018-10-26 21:36:52,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:36:52,978 INFO L225 Difference]: With dead ends: 6675 [2018-10-26 21:36:52,979 INFO L226 Difference]: Without dead ends: 4410 [2018-10-26 21:36:52,991 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 284 SyntacticMatches, 7 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=197, Invalid=505, Unknown=0, NotChecked=0, Total=702 [2018-10-26 21:36:52,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4410 states. [2018-10-26 21:36:53,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4410 to 4239. [2018-10-26 21:36:53,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4239 states. [2018-10-26 21:36:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 4239 states and 6034 transitions. [2018-10-26 21:36:53,101 INFO L78 Accepts]: Start accepts. Automaton has 4239 states and 6034 transitions. Word has length 270 [2018-10-26 21:36:53,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:36:53,101 INFO L481 AbstractCegarLoop]: Abstraction has 4239 states and 6034 transitions. [2018-10-26 21:36:53,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-26 21:36:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 4239 states and 6034 transitions. [2018-10-26 21:36:53,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-10-26 21:36:53,115 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 21:36:53,116 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-26 21:36:53,116 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 21:36:53,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:36:53,116 INFO L82 PathProgramCache]: Analyzing trace with hash -2076743928, now seen corresponding path program 1 times [2018-10-26 21:36:53,116 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 21:36:53,117 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 21:36:53,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:53,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:36:53,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 21:36:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:36:53,864 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 165 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:36:53,864 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 21:36:53,864 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 21:36:53,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 21:36:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:36:53,952 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 21:36:54,193 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 21:36:54,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-26 21:36:54,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2018-10-26 21:36:54,211 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-26 21:36:54,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-26 21:36:54,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2018-10-26 21:36:54,212 INFO L87 Difference]: Start difference. First operand 4239 states and 6034 transitions. Second operand 14 states. [2018-10-26 21:36:54,522 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2018-10-26 21:37:00,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 21:37:00,286 INFO L93 Difference]: Finished difference Result 11363 states and 16859 transitions. [2018-10-26 21:37:00,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-10-26 21:37:00,287 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 318 [2018-10-26 21:37:00,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 21:37:00,287 INFO L225 Difference]: With dead ends: 11363 [2018-10-26 21:37:00,287 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 21:37:00,309 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 327 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=405, Invalid=1401, Unknown=0, NotChecked=0, Total=1806 [2018-10-26 21:37:00,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 21:37:00,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 21:37:00,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 21:37:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 21:37:00,310 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 318 [2018-10-26 21:37:00,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 21:37:00,311 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 21:37:00,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-26 21:37:00,311 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 21:37:00,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:37:00,316 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 21:37:00,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,550 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2018-10-26 21:37:00,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,615 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-26 21:37:00,663 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2018-10-26 21:37:00,826 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-26 21:37:01,338 WARN L179 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 30 [2018-10-26 21:37:01,844 WARN L179 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 46 [2018-10-26 21:37:02,441 WARN L179 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 41 [2018-10-26 21:37:02,718 WARN L179 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 41 [2018-10-26 21:37:02,720 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:37:02,720 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2018-10-26 21:37:02,720 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:37:02,721 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-26 21:37:02,721 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-26 21:37:02,721 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,721 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,721 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,721 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-26 21:37:02,723 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-26 21:37:02,723 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-26 21:37:02,723 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-26 21:37:02,723 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-26 21:37:02,723 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-26 21:37:02,723 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-26 21:37:02,723 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-26 21:37:02,723 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,724 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,725 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,726 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,727 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,728 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,729 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,729 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-26 21:37:02,729 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-26 21:37:02,729 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-26 21:37:02,729 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-26 21:37:02,729 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-26 21:37:02,729 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-26 21:37:02,729 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-26 21:37:02,741 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-26 21:37:02,741 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,742 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,742 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,742 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-26 21:37:02,742 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-26 21:37:02,742 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-26 21:37:02,742 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-26 21:37:02,742 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-26 21:37:02,742 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-26 21:37:02,742 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse3 (<= ~a12~0 |old(~a12~0)|)) (.cse1 (= ~a24~0 |old(~a24~0)|)) (.cse4 (= ~a21~0 |old(~a21~0)|)) (.cse5 (= ~a15~0 |old(~a15~0)|))) (let ((.cse2 (not (= 1 |old(~a24~0)|))) (.cse0 (= 6 |old(~a15~0)|)) (.cse6 (and .cse3 .cse1 .cse4 .cse5))) (and (or (not .cse0) (and (= 6 ~a15~0) .cse1 (<= ~a12~0 11)) .cse2 (< 11 |old(~a12~0)|)) (or (and (<= 81 ~a12~0) .cse3 .cse1 .cse4 .cse5) (< |old(~a12~0)| 81) .cse2) (or (< 0 (+ |old(~a12~0)| 49)) .cse6 .cse0 (< 6 |old(~a21~0)|)) (or .cse6 (< 8 |old(~a21~0)|) .cse2) (or .cse2 .cse0 .cse6)))) [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-26 21:37:02,743 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-26 21:37:02,744 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-26 21:37:02,745 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-26 21:37:02,746 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-26 21:37:02,747 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-26 21:37:02,748 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-26 21:37:02,749 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-26 21:37:02,749 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-26 21:37:02,749 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-26 21:37:02,749 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-26 21:37:02,749 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-26 21:37:02,749 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-26 21:37:02,749 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,761 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,761 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 169) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,762 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-26 21:37:02,763 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-26 21:37:02,764 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-26 21:37:02,765 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-26 21:37:02,766 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-26 21:37:02,767 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 21:37:02,768 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 7 ~a21~0) (= 1 ~a24~0) (<= ~a21~0 8) (not (= 6 ~a15~0)) (<= (+ ~a12~0 49) 0)) [2018-10-26 21:37:02,768 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 21:37:02,768 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 21:37:02,768 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (and (<= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) (< 0 (+ |old(~a12~0)| 49)) (< 8 |old(~a21~0)|) (not (= 1 |old(~a24~0)|)) (= 6 |old(~a15~0)|) (< |old(~a21~0)| 7)) [2018-10-26 21:37:02,768 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2018-10-26 21:37:02,768 INFO L421 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (let ((.cse0 (= 1 ~a24~0)) (.cse1 (not (= 6 ~a15~0)))) (or (< 0 (+ |old(~a12~0)| 49)) (and .cse0 .cse1) (and .cse0 (<= ~a21~0 8)) (and (<= 81 ~a12~0) .cse0) (and .cse0 (<= ~a12~0 11)) (< 8 |old(~a21~0)|) (and .cse1 (<= (+ ~a12~0 49) 0) (<= ~a21~0 6)) (= 6 |old(~a15~0)|) (< |old(~a21~0)| 7) (not (= 1 |old(~a24~0)|)))) [2018-10-26 21:37:02,768 INFO L425 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2018-10-26 21:37:02,768 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-26 21:37:02,768 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-26 21:37:02,768 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse0 (= 1 ~a24~0)) (.cse1 (not (= 6 ~a15~0)))) (or (< 0 (+ |old(~a12~0)| 49)) (and .cse0 .cse1) (and .cse0 (<= ~a21~0 8)) (and (<= 81 ~a12~0) .cse0) (and .cse0 (<= ~a12~0 11)) (< 8 |old(~a21~0)|) (and .cse1 (<= (+ ~a12~0 49) 0) (<= ~a21~0 6)) (= 6 |old(~a15~0)|) (< |old(~a21~0)| 7) (not (= 1 |old(~a24~0)|)))) [2018-10-26 21:37:02,769 INFO L425 ceAbstractionStarter]: For program point L880-4(lines 874 890) no Hoare annotation was computed. [2018-10-26 21:37:02,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 09:37:02 BoogieIcfgContainer [2018-10-26 21:37:02,799 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 21:37:02,799 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:37:02,799 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:37:02,804 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:37:02,804 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:36:36" (3/4) ... [2018-10-26 21:37:02,807 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 21:37:02,816 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 21:37:02,816 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-10-26 21:37:02,817 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 21:37:02,828 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-10-26 21:37:02,829 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-10-26 21:37:02,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((0 < \old(a12) + 49 || (1 == a24 && !(6 == a15))) || (1 == a24 && a21 <= 8)) || (81 <= a12 && 1 == a24)) || (1 == a24 && a12 <= 11)) || 8 < \old(a21)) || ((!(6 == a15) && a12 + 49 <= 0) && a21 <= 6)) || 6 == \old(a15)) || \old(a21) < 7) || !(1 == \old(a24)) [2018-10-26 21:37:03,000 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_efe23a23-8e2c-4aab-861f-c5bf41914b9e/bin-2019/uautomizer/witness.graphml [2018-10-26 21:37:03,003 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:37:03,004 INFO L168 Benchmark]: Toolchain (without parser) took 30328.76 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 545.3 MB). Free memory was 957.0 MB in the beginning and 1.4 GB in the end (delta: -453.6 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:37:03,005 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:37:03,005 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.38 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-26 21:37:03,005 INFO L168 Benchmark]: Boogie Preprocessor took 211.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 919.4 MB in the beginning and 1.2 GB in the end (delta: -250.7 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-10-26 21:37:03,005 INFO L168 Benchmark]: RCFGBuilder took 3077.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 127.5 MB). Peak memory consumption was 127.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:37:03,005 INFO L168 Benchmark]: TraceAbstraction took 26221.63 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 365.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -381.6 MB). Peak memory consumption was 577.5 MB. Max. memory is 11.5 GB. [2018-10-26 21:37:03,006 INFO L168 Benchmark]: Witness Printer took 204.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-10-26 21:37:03,007 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 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 609.38 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 919.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 211.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 179.8 MB). Free memory was 919.4 MB in the beginning and 1.2 GB in the end (delta: -250.7 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3077.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 127.5 MB). Peak memory consumption was 127.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 26221.63 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 365.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -381.6 MB). Peak memory consumption was 577.5 MB. Max. memory is 11.5 GB. * Witness Printer took 204.38 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 169]: 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: ((((((((0 < \old(a12) + 49 || (1 == a24 && !(6 == a15))) || (1 == a24 && a21 <= 8)) || (81 <= a12 && 1 == a24)) || (1 == a24 && a12 <= 11)) || 8 < \old(a21)) || ((!(6 == a15) && a12 + 49 <= 0) && a21 <= 6)) || 6 == \old(a15)) || \old(a21) < 7) || !(1 == \old(a24)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 255 locations, 1 error locations. SAFE Result, 26.1s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 18.9s AutomataDifference, 0.0s DeadEndRemovalTime, 2.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 606 SDtfs, 7458 SDslu, 1238 SDs, 0 SdLazy, 16674 SolverSat, 2726 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 974 GetRequests, 878 SyntacticMatches, 10 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 670 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4239occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 226 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 92 PreInvPairs, 174 NumberOfFragments, 315 HoareAnnotationTreeSize, 92 FomulaSimplifications, 4734 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3552 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1913 NumberOfCodeBlocks, 1913 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1905 ConstructedInterpolants, 0 QuantifiedInterpolants, 3268545 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1384 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 1168/1281 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...