./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbcb07371208327a722ea46e4a68d92ffffb2dff ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:28:18,632 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:28:18,634 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:28:18,642 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:28:18,643 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:28:18,643 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:28:18,644 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:28:18,646 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:28:18,647 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:28:18,648 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:28:18,648 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:28:18,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:28:18,649 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:28:18,650 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:28:18,651 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:28:18,651 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:28:18,652 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:28:18,653 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:28:18,655 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:28:18,656 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:28:18,657 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:28:18,657 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:28:18,659 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:28:18,659 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:28:18,660 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:28:18,660 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:28:18,661 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:28:18,661 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:28:18,662 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:28:18,663 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:28:18,663 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:28:18,663 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:28:18,664 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:28:18,664 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:28:18,664 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:28:18,665 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:28:18,665 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:28:18,675 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:28:18,676 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:28:18,676 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:28:18,676 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:28:18,677 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:28:18,677 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:28:18,677 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:28:18,677 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:28:18,677 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:28:18,678 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:28:18,678 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:28:18,678 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:28:18,678 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:28:18,678 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:28:18,678 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:28:18,678 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:28:18,679 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:28:18,679 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:28:18,679 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:28:18,679 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:28:18,679 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:28:18,679 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:28:18,679 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:28:18,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:28:18,680 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:28:18,680 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:28:18,680 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:28:18,680 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:28:18,680 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:28:18,680 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:28:18,681 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_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbcb07371208327a722ea46e4a68d92ffffb2dff [2018-11-28 11:28:18,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:28:18,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:28:18,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:28:18,715 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:28:18,715 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:28:18,716 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-11-28 11:28:18,756 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/data/170469cf6/732e3f3dbaf043a4bbea773f22b88fd5/FLAG2507ec824 [2018-11-28 11:28:19,221 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:28:19,221 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-11-28 11:28:19,234 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/data/170469cf6/732e3f3dbaf043a4bbea773f22b88fd5/FLAG2507ec824 [2018-11-28 11:28:19,734 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/data/170469cf6/732e3f3dbaf043a4bbea773f22b88fd5 [2018-11-28 11:28:19,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:28:19,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:28:19,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:28:19,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:28:19,739 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:28:19,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:28:19" (1/1) ... [2018-11-28 11:28:19,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a39b0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:19, skipping insertion in model container [2018-11-28 11:28:19,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:28:19" (1/1) ... [2018-11-28 11:28:19,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:28:19,778 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:28:19,994 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:28:19,998 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:28:20,119 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:28:20,132 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:28:20,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20 WrapperNode [2018-11-28 11:28:20,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:28:20,134 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:28:20,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:28:20,134 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:28:20,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... [2018-11-28 11:28:20,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... [2018-11-28 11:28:20,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:28:20,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:28:20,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:28:20,163 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:28:20,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... [2018-11-28 11:28:20,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... [2018-11-28 11:28:20,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... [2018-11-28 11:28:20,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... [2018-11-28 11:28:20,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... [2018-11-28 11:28:20,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... [2018-11-28 11:28:20,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... [2018-11-28 11:28:20,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:28:20,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:28:20,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:28:20,221 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:28:20,221 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:28:20,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:28:20,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:28:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 11:28:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 11:28:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:28:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:28:20,277 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:28:20,277 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:28:21,238 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:28:21,238 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 11:28:21,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:28:21 BoogieIcfgContainer [2018-11-28 11:28:21,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:28:21,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:28:21,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:28:21,242 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:28:21,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:28:19" (1/3) ... [2018-11-28 11:28:21,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c63f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:28:21, skipping insertion in model container [2018-11-28 11:28:21,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:28:20" (2/3) ... [2018-11-28 11:28:21,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14c63f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:28:21, skipping insertion in model container [2018-11-28 11:28:21,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:28:21" (3/3) ... [2018-11-28 11:28:21,245 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label34_true-unreach-call.c [2018-11-28 11:28:21,254 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:28:21,260 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:28:21,273 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:28:21,298 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:28:21,298 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:28:21,298 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:28:21,298 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:28:21,299 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:28:21,299 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:28:21,299 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:28:21,299 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:28:21,299 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:28:21,317 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-11-28 11:28:21,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-28 11:28:21,324 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:28:21,325 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:28:21,327 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:28:21,331 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:28:21,331 INFO L82 PathProgramCache]: Analyzing trace with hash -864026194, now seen corresponding path program 1 times [2018-11-28 11:28:21,333 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:28:21,334 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:28:21,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:28:21,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:28:21,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:28:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:28:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:28:21,597 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:28:21,598 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:28:21,601 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:28:21,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:28:21,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:28:21,611 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 4 states. [2018-11-28 11:28:22,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:28:22,506 INFO L93 Difference]: Finished difference Result 733 states and 1294 transitions. [2018-11-28 11:28:22,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:28:22,508 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 69 [2018-11-28 11:28:22,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:28:22,517 INFO L225 Difference]: With dead ends: 733 [2018-11-28 11:28:22,517 INFO L226 Difference]: Without dead ends: 437 [2018-11-28 11:28:22,521 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:28:22,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2018-11-28 11:28:22,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2018-11-28 11:28:22,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2018-11-28 11:28:22,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 633 transitions. [2018-11-28 11:28:22,566 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 633 transitions. Word has length 69 [2018-11-28 11:28:22,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:28:22,566 INFO L480 AbstractCegarLoop]: Abstraction has 437 states and 633 transitions. [2018-11-28 11:28:22,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:28:22,566 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 633 transitions. [2018-11-28 11:28:22,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-28 11:28:22,569 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:28:22,570 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:28:22,570 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:28:22,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:28:22,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1649198670, now seen corresponding path program 1 times [2018-11-28 11:28:22,570 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:28:22,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:28:22,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:28:22,575 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:28:22,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:28:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:28:22,730 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:28:22,731 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:28:22,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:28:22,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:28:22,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:28:22,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:28:22,732 INFO L87 Difference]: Start difference. First operand 437 states and 633 transitions. Second operand 6 states. [2018-11-28 11:28:23,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:28:23,193 INFO L93 Difference]: Finished difference Result 1329 states and 2004 transitions. [2018-11-28 11:28:23,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:28:23,194 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2018-11-28 11:28:23,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:28:23,199 INFO L225 Difference]: With dead ends: 1329 [2018-11-28 11:28:23,199 INFO L226 Difference]: Without dead ends: 898 [2018-11-28 11:28:23,201 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:28:23,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2018-11-28 11:28:23,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 880. [2018-11-28 11:28:23,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 880 states. [2018-11-28 11:28:23,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1283 transitions. [2018-11-28 11:28:23,241 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1283 transitions. Word has length 143 [2018-11-28 11:28:23,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:28:23,242 INFO L480 AbstractCegarLoop]: Abstraction has 880 states and 1283 transitions. [2018-11-28 11:28:23,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:28:23,242 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1283 transitions. [2018-11-28 11:28:23,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-28 11:28:23,246 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:28:23,246 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:28:23,246 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:28:23,247 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:28:23,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1422420137, now seen corresponding path program 1 times [2018-11-28 11:28:23,248 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:28:23,248 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:28:23,248 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:28:23,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:28:23,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:28:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:28:23,391 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:28:23,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:28:23,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 11:28:23,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:28:23,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:28:23,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:28:23,393 INFO L87 Difference]: Start difference. First operand 880 states and 1283 transitions. Second operand 6 states. [2018-11-28 11:28:24,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:28:24,100 INFO L93 Difference]: Finished difference Result 2227 states and 3382 transitions. [2018-11-28 11:28:24,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:28:24,101 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2018-11-28 11:28:24,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:28:24,108 INFO L225 Difference]: With dead ends: 2227 [2018-11-28 11:28:24,108 INFO L226 Difference]: Without dead ends: 1353 [2018-11-28 11:28:24,110 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:28:24,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2018-11-28 11:28:24,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1323. [2018-11-28 11:28:24,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1323 states. [2018-11-28 11:28:24,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1323 states and 1900 transitions. [2018-11-28 11:28:24,160 INFO L78 Accepts]: Start accepts. Automaton has 1323 states and 1900 transitions. Word has length 176 [2018-11-28 11:28:24,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:28:24,161 INFO L480 AbstractCegarLoop]: Abstraction has 1323 states and 1900 transitions. [2018-11-28 11:28:24,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:28:24,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1900 transitions. [2018-11-28 11:28:24,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-28 11:28:24,166 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:28:24,166 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:28:24,166 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:28:24,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:28:24,167 INFO L82 PathProgramCache]: Analyzing trace with hash -2012360138, now seen corresponding path program 1 times [2018-11-28 11:28:24,167 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:28:24,167 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:28:24,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:28:24,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:28:24,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:28:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:28:24,350 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-28 11:28:24,350 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:28:24,351 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:28:24,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:28:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:28:24,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:28:24,543 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-28 11:28:24,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:28:24,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-28 11:28:24,569 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:28:24,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:28:24,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:28:24,569 INFO L87 Difference]: Start difference. First operand 1323 states and 1900 transitions. Second operand 5 states. [2018-11-28 11:28:25,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:28:25,409 INFO L93 Difference]: Finished difference Result 2821 states and 4412 transitions. [2018-11-28 11:28:25,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:28:25,410 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 263 [2018-11-28 11:28:25,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:28:25,411 INFO L225 Difference]: With dead ends: 2821 [2018-11-28 11:28:25,411 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:28:25,418 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 266 SyntacticMatches, 4 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:28:25,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:28:25,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:28:25,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:28:25,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:28:25,419 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 263 [2018-11-28 11:28:25,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:28:25,419 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:28:25,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:28:25,420 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:28:25,420 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:28:25,425 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:28:25,734 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 36 [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0)) [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-28 11:28:25,794 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-28 11:28:25,795 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-28 11:28:25,796 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-28 11:28:25,797 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,798 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,799 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,799 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-28 11:28:25,799 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-28 11:28:25,800 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-28 11:28:25,801 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,802 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,803 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,805 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,805 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,805 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-28 11:28:25,805 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-28 11:28:25,806 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-28 11:28:25,806 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-28 11:28:25,806 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-28 11:28:25,806 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-28 11:28:25,806 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-28 11:28:25,806 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-28 11:28:25,806 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-28 11:28:25,806 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-28 11:28:25,806 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-28 11:28:25,807 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse9 (= |old(~a19~0)| ~a19~0)) (.cse10 (= |old(~a10~0)| ~a10~0))) (let ((.cse0 (<= ~a1~0 23)) (.cse1 (< 23 |old(~a1~0)|)) (.cse2 (< |old(~a19~0)| 9)) (.cse8 (and .cse9 .cse10)) (.cse3 (= 3 |old(~a10~0)|)) (.cse4 (= 4 |old(~a10~0)|)) (.cse7 (= 7 |old(~a19~0)|)) (.cse5 (<= ~a1~0 218)) (.cse6 (< 218 |old(~a1~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse4 .cse0 .cse1) (or .cse3 .cse7 .cse0 .cse1) (or .cse3 .cse7 .cse8) (or .cse8 .cse2) (or .cse8 .cse3 .cse4) (or .cse7 (and .cse5 .cse9 .cse10) .cse6)))) [2018-11-28 11:28:25,807 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-28 11:28:25,808 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-28 11:28:25,808 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-28 11:28:25,808 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,808 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,808 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,808 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,808 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,808 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,809 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-28 11:28:25,810 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-28 11:28:25,811 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:28:25,812 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a10~0 3)) (<= ~a1~0 23) (not (= ~a10~0 4)) (<= 9 ~a19~0)) [2018-11-28 11:28:25,812 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:28:25,812 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:28:25,812 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (= |old(~a19~0)| ~a19~0) (<= ~a1~0 23) (= |old(~a10~0)| ~a10~0)) (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (< 23 |old(~a1~0)|) (< |old(~a19~0)| 9)) [2018-11-28 11:28:25,812 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-28 11:28:25,812 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= ~a19~0 7)))) (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (<= 9 ~a19~0) (and .cse0 .cse1) (and .cse0 (not (= ~a10~0 4))) (< 23 |old(~a1~0)|) (and (<= ~a1~0 218) .cse1) (< |old(~a19~0)| 9))) [2018-11-28 11:28:25,812 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-28 11:28:25,812 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-28 11:28:25,813 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (not (= ~a10~0 3))) (.cse1 (not (= ~a19~0 7)))) (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (<= 9 ~a19~0) (and .cse0 .cse1) (and .cse0 (not (= ~a10~0 4))) (< 23 |old(~a1~0)|) (and (<= ~a1~0 218) .cse1) (< |old(~a19~0)| 9))) [2018-11-28 11:28:25,813 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-11-28 11:28:25,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:28:25 BoogieIcfgContainer [2018-11-28 11:28:25,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:28:25,827 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:28:25,827 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:28:25,827 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:28:25,828 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:28:21" (3/4) ... [2018-11-28 11:28:25,831 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:28:25,838 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:28:25,838 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 11:28:25,838 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:28:25,846 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 11:28:25,847 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 11:28:25,872 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((3 == \old(a10) || 4 == \old(a10)) || 9 <= a19) || (!(a10 == 3) && !(a19 == 7))) || (!(a10 == 3) && !(a10 == 4))) || 23 < \old(a1)) || (a1 <= 218 && !(a19 == 7))) || \old(a19) < 9 [2018-11-28 11:28:25,966 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f7fbe290-9774-45b3-875b-5d0fbae3f74c/bin-2019/uautomizer/witness.graphml [2018-11-28 11:28:25,967 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:28:25,967 INFO L168 Benchmark]: Toolchain (without parser) took 6231.49 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 317.2 MB). Free memory was 956.0 MB in the beginning and 1.3 GB in the end (delta: -298.5 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:25,968 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:28:25,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -151.5 MB). Peak memory consumption was 40.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:25,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:25,969 INFO L168 Benchmark]: Boogie Preprocessor took 57.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:25,969 INFO L168 Benchmark]: RCFGBuilder took 1018.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.3 MB in the end (delta: 100.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:25,969 INFO L168 Benchmark]: TraceAbstraction took 4587.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 193.5 MB). Free memory was 997.3 MB in the beginning and 1.3 GB in the end (delta: -273.6 MB). Peak memory consumption was 370.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:25,969 INFO L168 Benchmark]: Witness Printer took 139.57 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:28:25,971 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 396.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -151.5 MB). Peak memory consumption was 40.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1018.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.3 MB in the end (delta: 100.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4587.40 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 193.5 MB). Free memory was 997.3 MB in the beginning and 1.3 GB in the end (delta: -273.6 MB). Peak memory consumption was 370.5 MB. Max. memory is 11.5 GB. * Witness Printer took 139.57 ms. Allocated memory is still 1.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((3 == \old(a10) || 4 == \old(a10)) || 9 <= a19) || (!(a10 == 3) && !(a19 == 7))) || (!(a10 == 3) && !(a10 == 4))) || 23 < \old(a1)) || (a1 <= 218 && !(a19 == 7))) || \old(a19) < 9 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 4.5s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 2.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 131 SDtfs, 1873 SDslu, 130 SDs, 0 SdLazy, 2641 SolverSat, 789 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 301 GetRequests, 274 SyntacticMatches, 6 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1323occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 48 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 44 PreInvPairs, 100 NumberOfFragments, 249 HoareAnnotationTreeSize, 44 FomulaSimplifications, 1886 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 484 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 914 NumberOfCodeBlocks, 914 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 909 ConstructedInterpolants, 0 QuantifiedInterpolants, 583177 SizeOfPredicates, 2 NumberOfNonLiveVariables, 434 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 428/546 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...