./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label40_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label40_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/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 d2268b9dd6959c9e4f82beab56974646f066475d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 08:34:46,846 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:34:46,847 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:34:46,856 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:34:46,856 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:34:46,857 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:34:46,858 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:34:46,859 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:34:46,860 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:34:46,861 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:34:46,862 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:34:46,862 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:34:46,863 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:34:46,863 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:34:46,864 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:34:46,865 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:34:46,866 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:34:46,867 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:34:46,868 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:34:46,869 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:34:46,870 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:34:46,871 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:34:46,872 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:34:46,873 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:34:46,873 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:34:46,873 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:34:46,874 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:34:46,875 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:34:46,875 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:34:46,876 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:34:46,876 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:34:46,877 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:34:46,877 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:34:46,877 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:34:46,878 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:34:46,878 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:34:46,879 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 08:34:46,888 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:34:46,888 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:34:46,889 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:34:46,889 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 08:34:46,890 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:34:46,890 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:34:46,890 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 08:34:46,890 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:34:46,890 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:34:46,890 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:34:46,891 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:34:46,891 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:34:46,891 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:34:46,891 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:34:46,891 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:34:46,891 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:34:46,891 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:34:46,892 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:34:46,892 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:34:46,892 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:34:46,892 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:34:46,892 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:34:46,892 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 08:34:46,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:34:46,893 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:34:46,893 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:34:46,893 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:34:46,893 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 08:34:46,893 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:34:46,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:34:46,893 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_9f804cdd-00a2-45d2-a657-a2536a617bf1/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 -> d2268b9dd6959c9e4f82beab56974646f066475d [2018-11-18 08:34:46,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:34:46,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:34:46,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:34:46,930 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:34:46,930 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:34:46,931 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label40_true-unreach-call_false-termination.c [2018-11-18 08:34:46,971 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/data/f2c0841f2/4232bc2cc4884cbbb677c8a0bf26e982/FLAG47c0ac7c0 [2018-11-18 08:34:47,347 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:34:47,348 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/sv-benchmarks/c/eca-rers2012/Problem01_label40_true-unreach-call_false-termination.c [2018-11-18 08:34:47,357 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/data/f2c0841f2/4232bc2cc4884cbbb677c8a0bf26e982/FLAG47c0ac7c0 [2018-11-18 08:34:47,728 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/data/f2c0841f2/4232bc2cc4884cbbb677c8a0bf26e982 [2018-11-18 08:34:47,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:34:47,731 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 08:34:47,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:47,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:34:47,733 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:34:47,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:47" (1/1) ... [2018-11-18 08:34:47,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4972a9a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:47, skipping insertion in model container [2018-11-18 08:34:47,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:47" (1/1) ... [2018-11-18 08:34:47,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:34:47,774 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:34:48,015 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:48,020 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:34:48,090 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:48,103 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:34:48,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48 WrapperNode [2018-11-18 08:34:48,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:48,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:34:48,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:34:48,107 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:34:48,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48" (1/1) ... [2018-11-18 08:34:48,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48" (1/1) ... [2018-11-18 08:34:48,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48" (1/1) ... [2018-11-18 08:34:48,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48" (1/1) ... [2018-11-18 08:34:48,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48" (1/1) ... [2018-11-18 08:34:48,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48" (1/1) ... [2018-11-18 08:34:48,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48" (1/1) ... [2018-11-18 08:34:48,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:34:48,220 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:34:48,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:34:48,220 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:34:48,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/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 [2018-11-18 08:34:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 08:34:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:34:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 08:34:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 08:34:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 08:34:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 08:34:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 08:34:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 08:34:48,254 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 08:34:48,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 08:34:48,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:34:49,037 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:34:49,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:49 BoogieIcfgContainer [2018-11-18 08:34:49,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:34:49,039 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 08:34:49,039 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 08:34:49,042 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 08:34:49,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:34:47" (1/3) ... [2018-11-18 08:34:49,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35f69dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:49, skipping insertion in model container [2018-11-18 08:34:49,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:48" (2/3) ... [2018-11-18 08:34:49,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35f69dbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:49, skipping insertion in model container [2018-11-18 08:34:49,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:49" (3/3) ... [2018-11-18 08:34:49,045 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label40_true-unreach-call_false-termination.c [2018-11-18 08:34:49,055 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 08:34:49,063 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 08:34:49,073 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 08:34:49,094 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 08:34:49,095 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 08:34:49,095 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 08:34:49,095 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 08:34:49,095 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:34:49,095 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:34:49,095 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 08:34:49,095 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:34:49,095 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 08:34:49,112 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-18 08:34:49,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 08:34:49,118 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:49,119 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:49,121 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:49,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:49,125 INFO L82 PathProgramCache]: Analyzing trace with hash 861402336, now seen corresponding path program 1 times [2018-11-18 08:34:49,126 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:49,126 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:49,156 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:49,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:49,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:49,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:49,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:34:49,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:34:49,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:34:49,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:34:49,414 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-11-18 08:34:50,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:50,008 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-11-18 08:34:50,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:34:50,009 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2018-11-18 08:34:50,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:50,020 INFO L225 Difference]: With dead ends: 550 [2018-11-18 08:34:50,020 INFO L226 Difference]: Without dead ends: 340 [2018-11-18 08:34:50,025 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:34:50,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-11-18 08:34:50,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-11-18 08:34:50,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-11-18 08:34:50,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 569 transitions. [2018-11-18 08:34:50,076 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 569 transitions. Word has length 94 [2018-11-18 08:34:50,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:50,076 INFO L480 AbstractCegarLoop]: Abstraction has 340 states and 569 transitions. [2018-11-18 08:34:50,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:34:50,076 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 569 transitions. [2018-11-18 08:34:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 08:34:50,079 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:50,079 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:50,079 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:50,079 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:50,079 INFO L82 PathProgramCache]: Analyzing trace with hash -461810857, now seen corresponding path program 1 times [2018-11-18 08:34:50,079 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:50,080 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:50,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:50,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:50,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:50,164 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:50,164 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:50,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 08:34:50,166 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 08:34:50,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 08:34:50,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 08:34:50,167 INFO L87 Difference]: Start difference. First operand 340 states and 569 transitions. Second operand 5 states. [2018-11-18 08:34:50,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:50,831 INFO L93 Difference]: Finished difference Result 1079 states and 1888 transitions. [2018-11-18 08:34:50,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:34:50,835 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 104 [2018-11-18 08:34:50,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:50,838 INFO L225 Difference]: With dead ends: 1079 [2018-11-18 08:34:50,839 INFO L226 Difference]: Without dead ends: 745 [2018-11-18 08:34:50,841 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 08:34:50,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2018-11-18 08:34:50,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 733. [2018-11-18 08:34:50,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2018-11-18 08:34:50,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1163 transitions. [2018-11-18 08:34:50,870 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1163 transitions. Word has length 104 [2018-11-18 08:34:50,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:50,871 INFO L480 AbstractCegarLoop]: Abstraction has 733 states and 1163 transitions. [2018-11-18 08:34:50,871 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 08:34:50,871 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1163 transitions. [2018-11-18 08:34:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 08:34:50,875 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:50,875 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:50,875 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:50,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:50,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1700574034, now seen corresponding path program 1 times [2018-11-18 08:34:50,876 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:50,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:50,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:50,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:50,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:50,954 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:50,955 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:50,955 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/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 [2018-11-18 08:34:50,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:51,040 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:51,094 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:51,110 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:34:51,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2018-11-18 08:34:51,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 08:34:51,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 08:34:51,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-18 08:34:51,112 INFO L87 Difference]: Start difference. First operand 733 states and 1163 transitions. Second operand 7 states. [2018-11-18 08:34:51,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:51,665 INFO L93 Difference]: Finished difference Result 1759 states and 2891 transitions. [2018-11-18 08:34:51,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:34:51,665 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 130 [2018-11-18 08:34:51,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:51,671 INFO L225 Difference]: With dead ends: 1759 [2018-11-18 08:34:51,671 INFO L226 Difference]: Without dead ends: 1032 [2018-11-18 08:34:51,674 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 130 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-18 08:34:51,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1032 states. [2018-11-18 08:34:51,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1032 to 1015. [2018-11-18 08:34:51,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1015 states. [2018-11-18 08:34:51,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 1015 states and 1654 transitions. [2018-11-18 08:34:51,708 INFO L78 Accepts]: Start accepts. Automaton has 1015 states and 1654 transitions. Word has length 130 [2018-11-18 08:34:51,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:51,708 INFO L480 AbstractCegarLoop]: Abstraction has 1015 states and 1654 transitions. [2018-11-18 08:34:51,709 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 08:34:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1654 transitions. [2018-11-18 08:34:51,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 08:34:51,712 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:51,712 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:51,712 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:51,713 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:51,713 INFO L82 PathProgramCache]: Analyzing trace with hash -880461402, now seen corresponding path program 1 times [2018-11-18 08:34:51,713 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:51,713 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:51,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:51,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:51,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:51,826 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 48 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:51,827 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:51,827 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 08:34:51,852 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:51,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:51,976 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 26 proven. 19 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 08:34:52,002 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:34:52,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-18 08:34:52,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 08:34:52,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 08:34:52,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-18 08:34:52,004 INFO L87 Difference]: Start difference. First operand 1015 states and 1654 transitions. Second operand 8 states. [2018-11-18 08:34:53,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:53,596 INFO L93 Difference]: Finished difference Result 2831 states and 4793 transitions. [2018-11-18 08:34:53,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-18 08:34:53,596 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 134 [2018-11-18 08:34:53,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:53,597 INFO L225 Difference]: With dead ends: 2831 [2018-11-18 08:34:53,597 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 08:34:53,603 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=378, Unknown=0, NotChecked=0, Total=506 [2018-11-18 08:34:53,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 08:34:53,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 08:34:53,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 08:34:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 08:34:53,604 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 134 [2018-11-18 08:34:53,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:53,604 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 08:34:53,605 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 08:34:53,605 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 08:34:53,605 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:34:53,607 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 08:34:53,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,889 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:53,889 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-11-18 08:34:53,889 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:53,890 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-18 08:34:53,890 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-18 08:34:53,890 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,890 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,890 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,890 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,890 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,890 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-18 08:34:53,891 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-18 08:34:53,892 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,892 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,892 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,892 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,892 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,892 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,892 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-18 08:34:53,892 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-18 08:34:53,893 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-18 08:34:53,894 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-18 08:34:53,894 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-18 08:34:53,894 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-18 08:34:53,894 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,894 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,894 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,894 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,894 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,894 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-18 08:34:53,895 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-18 08:34:53,895 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-18 08:34:53,895 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-18 08:34:53,895 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-18 08:34:53,895 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-18 08:34:53,895 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-18 08:34:53,895 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-18 08:34:53,895 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-18 08:34:53,895 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,896 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,896 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,896 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,896 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,896 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-18 08:34:53,896 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 437) no Hoare annotation was computed. [2018-11-18 08:34:53,896 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-18 08:34:53,897 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-18 08:34:53,897 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-18 08:34:53,897 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-18 08:34:53,897 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-18 08:34:53,897 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-18 08:34:53,897 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-18 08:34:53,897 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-18 08:34:53,897 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-18 08:34:53,897 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-18 08:34:53,898 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-18 08:34:53,898 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-18 08:34:53,898 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,898 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,898 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,898 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,899 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,899 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-18 08:34:53,899 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-18 08:34:53,899 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-18 08:34:53,899 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-18 08:34:53,899 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-18 08:34:53,899 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-18 08:34:53,899 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-18 08:34:53,899 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,900 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-18 08:34:53,901 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-18 08:34:53,901 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-18 08:34:53,901 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-18 08:34:53,901 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-18 08:34:53,901 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-18 08:34:53,901 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-18 08:34:53,901 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-18 08:34:53,901 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-18 08:34:53,901 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-18 08:34:53,902 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-18 08:34:53,902 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-18 08:34:53,902 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-18 08:34:53,902 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,902 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,902 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,902 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,902 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,902 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,903 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-18 08:34:53,904 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-18 08:34:53,905 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-18 08:34:53,905 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse2 (= |old(~a8~0)| ~a8~0)) (.cse3 (= ~a17~0 |old(~a17~0)|)) (.cse5 (= ~a20~0 |old(~a20~0)|)) (.cse6 (= ~a21~0 |old(~a21~0)|))) (let ((.cse8 (and .cse2 .cse3 .cse5 .cse6)) (.cse1 (not (= 1 |old(~a21~0)|))) (.cse0 (= 6 |old(~a16~0)|)) (.cse4 (not (= ~a16~0 6))) (.cse7 (< 0 |old(~a21~0)|))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6)) (or .cse7 .cse8) (or .cse1 .cse8 (= 13 |old(~a8~0)|)) (or .cse1 (not (= 1 |old(~a20~0)|)) (and .cse2 .cse5 .cse6 (= 1 ~a17~0)) (not (= 1 |old(~a17~0)|))) (or .cse0 .cse4 .cse7)))) [2018-11-18 08:34:53,905 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-18 08:34:53,905 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,905 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,905 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,905 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-18 08:34:53,906 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,907 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-18 08:34:53,908 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-18 08:34:53,909 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-18 08:34:53,909 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-18 08:34:53,909 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-18 08:34:53,909 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-18 08:34:53,909 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-18 08:34:53,909 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-18 08:34:53,909 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,909 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,909 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-18 08:34:53,910 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-18 08:34:53,911 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-18 08:34:53,911 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-18 08:34:53,911 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-18 08:34:53,911 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:53,911 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (not (= ~a8~0 13)) (= 1 ~a17~0)) [2018-11-18 08:34:53,911 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:34:53,911 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:53,911 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (and (= |old(~a8~0)| ~a8~0) (not (= ~a16~0 6)) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|) (= 1 ~a17~0)) (= 13 |old(~a8~0)|) (not (= 1 |old(~a17~0)|))) [2018-11-18 08:34:53,912 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-18 08:34:53,912 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (<= ~a21~0 0) (and .cse0 (not (= ~a8~0 13))) (= 13 |old(~a8~0)|) (and (not (= ~a16~0 6)) .cse0) (and (= 1 ~a20~0) .cse0 (= 1 ~a17~0)) (not (= 1 |old(~a17~0)|)))) [2018-11-18 08:34:53,912 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-18 08:34:53,912 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-18 08:34:53,912 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-11-18 08:34:53,912 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (<= ~a21~0 0) (and .cse0 (not (= ~a8~0 13))) (= 13 |old(~a8~0)|) (and (not (= ~a16~0 6)) .cse0) (and (= 1 ~a20~0) .cse0 (= 1 ~a17~0)) (not (= 1 |old(~a17~0)|)))) [2018-11-18 08:34:53,912 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-11-18 08:34:53,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:34:53 BoogieIcfgContainer [2018-11-18 08:34:53,925 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 08:34:53,925 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:34:53,925 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:34:53,925 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:34:53,926 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:49" (3/4) ... [2018-11-18 08:34:53,931 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:34:53,948 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 08:34:53,948 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 08:34:53,948 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 08:34:53,957 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 08:34:53,958 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 08:34:53,983 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((6 == \old(a16) || !(1 == \old(a21))) || !(1 == \old(a20))) || a21 <= 0) || (1 == a21 && !(a8 == 13))) || 13 == \old(a8)) || (!(a16 == 6) && 1 == a21)) || ((1 == a20 && 1 == a21) && 1 == a17)) || !(1 == \old(a17)) [2018-11-18 08:34:54,049 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9f804cdd-00a2-45d2-a657-a2536a617bf1/bin-2019/uautomizer/witness.graphml [2018-11-18 08:34:54,049 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:34:54,050 INFO L168 Benchmark]: Toolchain (without parser) took 6319.97 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 332.4 MB). Free memory was 951.1 MB in the beginning and 1.3 GB in the end (delta: -355.9 MB). Peak memory consumption was 447.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:54,052 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:34:54,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.12 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:54,052 INFO L168 Benchmark]: Boogie Preprocessor took 112.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -221.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:54,053 INFO L168 Benchmark]: RCFGBuilder took 818.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.9 MB). Peak memory consumption was 105.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:54,053 INFO L168 Benchmark]: TraceAbstraction took 4885.94 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 186.6 MB). Free memory was 1.0 GB in the beginning and 835.8 MB in the end (delta: 193.5 MB). Peak memory consumption was 380.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:54,053 INFO L168 Benchmark]: Witness Printer took 124.34 ms. Allocated memory is still 1.4 GB. Free memory was 835.8 MB in the beginning and 1.3 GB in the end (delta: -471.2 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. [2018-11-18 08:34:54,055 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 373.12 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -221.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 818.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 105.9 MB). Peak memory consumption was 105.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4885.94 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 186.6 MB). Free memory was 1.0 GB in the beginning and 835.8 MB in the end (delta: 193.5 MB). Peak memory consumption was 380.2 MB. Max. memory is 11.5 GB. * Witness Printer took 124.34 ms. Allocated memory is still 1.4 GB. Free memory was 835.8 MB in the beginning and 1.3 GB in the end (delta: -471.2 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 437]: 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: 583]: Loop Invariant Derived loop invariant: (((((((6 == \old(a16) || !(1 == \old(a21))) || !(1 == \old(a20))) || a21 <= 0) || (1 == a21 && !(a8 == 13))) || 13 == \old(a8)) || (!(a16 == 6) && 1 == a21)) || ((1 == a20 && 1 == a21) && 1 == a17)) || !(1 == \old(a17)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 4.8s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 3.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 364 SDtfs, 2866 SDslu, 484 SDs, 0 SdLazy, 3750 SolverSat, 973 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 314 GetRequests, 275 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1015occurred 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, 29 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 42 PreInvPairs, 88 NumberOfFragments, 267 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1556 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 371 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 726 NumberOfCodeBlocks, 726 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 720 ConstructedInterpolants, 0 QuantifiedInterpolants, 207077 SizeOfPredicates, 2 NumberOfNonLiveVariables, 829 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 166/191 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...