./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/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 1ca819190f643deb29414a088c4aa6e4cb582023 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:16:34,068 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:16:34,069 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:16:34,077 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:16:34,077 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:16:34,078 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:16:34,079 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:16:34,080 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:16:34,081 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:16:34,082 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:16:34,082 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:16:34,082 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:16:34,083 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:16:34,084 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:16:34,084 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:16:34,085 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:16:34,086 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:16:34,087 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:16:34,088 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:16:34,090 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:16:34,090 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:16:34,091 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:16:34,093 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:16:34,093 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:16:34,093 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:16:34,094 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:16:34,095 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:16:34,095 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:16:34,096 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:16:34,096 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:16:34,097 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:16:34,097 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:16:34,097 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:16:34,097 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:16:34,098 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:16:34,099 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:16:34,099 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 01:16:34,108 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:16:34,109 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:16:34,109 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:16:34,109 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 01:16:34,110 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:16:34,110 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:16:34,110 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 01:16:34,110 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:16:34,111 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:16:34,111 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:16:34,111 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:16:34,111 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:16:34,111 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:16:34,111 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:16:34,111 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:16:34,111 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:16:34,112 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:16:34,112 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:16:34,112 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:16:34,112 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:16:34,112 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 01:16:34,112 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:16:34,112 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 01:16:34,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 01:16:34,113 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:16:34,113 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:16:34,113 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:16:34,113 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 01:16:34,113 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:16:34,113 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:16:34,114 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_6d15d621-e857-433d-80b1-7a0ba3a10634/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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2018-11-23 01:16:34,137 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:16:34,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:16:34,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:16:34,150 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:16:34,150 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:16:34,151 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c [2018-11-23 01:16:34,195 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/data/dafa876c2/fc1d37869a094c9ab0b7189866d468af/FLAGc99c01f8b [2018-11-23 01:16:34,550 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:16:34,550 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c [2018-11-23 01:16:34,559 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/data/dafa876c2/fc1d37869a094c9ab0b7189866d468af/FLAGc99c01f8b [2018-11-23 01:16:34,570 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/data/dafa876c2/fc1d37869a094c9ab0b7189866d468af [2018-11-23 01:16:34,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:16:34,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:16:34,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:16:34,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:16:34,578 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:16:34,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@732c982d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34, skipping insertion in model container [2018-11-23 01:16:34,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:34,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:16:34,622 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:16:34,861 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:16:34,865 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:16:34,931 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:16:34,943 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:16:34,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34 WrapperNode [2018-11-23 01:16:34,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:16:34,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:16:34,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:16:34,945 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:16:35,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:35,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:35,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:16:35,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:16:35,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:16:35,029 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:16:35,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:35,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:35,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:35,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:35,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:35,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:35,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... [2018-11-23 01:16:35,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:16:35,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:16:35,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:16:35,082 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:16:35,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/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 [2018-11-23 01:16:35,131 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 01:16:35,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 01:16:35,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 01:16:35,131 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 01:16:35,132 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 01:16:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:16:35,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:16:35,132 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 01:16:35,132 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 01:16:35,892 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:16:35,892 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 01:16:35,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:35 BoogieIcfgContainer [2018-11-23 01:16:35,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:16:35,893 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 01:16:35,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 01:16:35,895 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 01:16:35,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:16:34" (1/3) ... [2018-11-23 01:16:35,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70ef424b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:16:35, skipping insertion in model container [2018-11-23 01:16:35,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:34" (2/3) ... [2018-11-23 01:16:35,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70ef424b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:16:35, skipping insertion in model container [2018-11-23 01:16:35,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:35" (3/3) ... [2018-11-23 01:16:35,898 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label07_true-unreach-call_false-termination.c [2018-11-23 01:16:35,904 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 01:16:35,913 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 01:16:35,923 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 01:16:35,946 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 01:16:35,946 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 01:16:35,946 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 01:16:35,946 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 01:16:35,947 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 01:16:35,947 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 01:16:35,947 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 01:16:35,947 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 01:16:35,947 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 01:16:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-23 01:16:35,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 01:16:35,971 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:35,971 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:35,973 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:35,977 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:35,977 INFO L82 PathProgramCache]: Analyzing trace with hash -897711290, now seen corresponding path program 1 times [2018-11-23 01:16:35,978 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:35,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:36,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:36,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:36,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:36,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:36,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:36,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 01:16:36,272 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:16:36,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:16:36,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:16:36,282 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-23 01:16:36,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:36,910 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-23 01:16:36,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:16:36,911 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 110 [2018-11-23 01:16:36,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:36,921 INFO L225 Difference]: With dead ends: 547 [2018-11-23 01:16:36,921 INFO L226 Difference]: Without dead ends: 338 [2018-11-23 01:16:36,925 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:16:36,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-11-23 01:16:36,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2018-11-23 01:16:36,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-23 01:16:36,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 551 transitions. [2018-11-23 01:16:36,969 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 551 transitions. Word has length 110 [2018-11-23 01:16:36,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:36,970 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 551 transitions. [2018-11-23 01:16:36,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:16:36,970 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 551 transitions. [2018-11-23 01:16:36,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 01:16:36,974 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:36,974 INFO L402 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:36,974 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:36,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:36,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1715018595, now seen corresponding path program 1 times [2018-11-23 01:16:36,975 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:36,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:36,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:36,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:36,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:37,072 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:37,073 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:37,073 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 01:16:37,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:16:37,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:16:37,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 01:16:37,075 INFO L87 Difference]: Start difference. First operand 338 states and 551 transitions. Second operand 6 states. [2018-11-23 01:16:37,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:37,712 INFO L93 Difference]: Finished difference Result 1067 states and 1827 transitions. [2018-11-23 01:16:37,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:16:37,712 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 120 [2018-11-23 01:16:37,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:37,717 INFO L225 Difference]: With dead ends: 1067 [2018-11-23 01:16:37,717 INFO L226 Difference]: Without dead ends: 735 [2018-11-23 01:16:37,720 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 [2018-11-23 01:16:37,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2018-11-23 01:16:37,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 720. [2018-11-23 01:16:37,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 720 states. [2018-11-23 01:16:37,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 1141 transitions. [2018-11-23 01:16:37,754 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 1141 transitions. Word has length 120 [2018-11-23 01:16:37,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:37,754 INFO L480 AbstractCegarLoop]: Abstraction has 720 states and 1141 transitions. [2018-11-23 01:16:37,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:16:37,754 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1141 transitions. [2018-11-23 01:16:37,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 01:16:37,759 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:37,759 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:37,759 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:37,759 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:37,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1875176562, now seen corresponding path program 1 times [2018-11-23 01:16:37,760 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:37,760 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:37,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:37,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:37,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:37,881 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:37,881 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/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 [2018-11-23 01:16:37,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:37,962 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:16:38,035 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 01:16:38,061 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:16:38,062 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-23 01:16:38,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 01:16:38,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 01:16:38,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:16:38,063 INFO L87 Difference]: Start difference. First operand 720 states and 1141 transitions. Second operand 7 states. [2018-11-23 01:16:39,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:39,235 INFO L93 Difference]: Finished difference Result 2544 states and 4299 transitions. [2018-11-23 01:16:39,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-23 01:16:39,236 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 144 [2018-11-23 01:16:39,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:39,249 INFO L225 Difference]: With dead ends: 2544 [2018-11-23 01:16:39,249 INFO L226 Difference]: Without dead ends: 1830 [2018-11-23 01:16:39,253 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-23 01:16:39,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1830 states. [2018-11-23 01:16:39,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1830 to 1806. [2018-11-23 01:16:39,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1806 states. [2018-11-23 01:16:39,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1806 states and 2716 transitions. [2018-11-23 01:16:39,305 INFO L78 Accepts]: Start accepts. Automaton has 1806 states and 2716 transitions. Word has length 144 [2018-11-23 01:16:39,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:39,305 INFO L480 AbstractCegarLoop]: Abstraction has 1806 states and 2716 transitions. [2018-11-23 01:16:39,305 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 01:16:39,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2716 transitions. [2018-11-23 01:16:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 01:16:39,311 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:39,311 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:39,312 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:39,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:39,312 INFO L82 PathProgramCache]: Analyzing trace with hash 625293810, now seen corresponding path program 1 times [2018-11-23 01:16:39,312 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:39,312 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:39,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:39,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:39,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:39,446 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 24 proven. 68 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:16:39,447 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:39,447 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/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 [2018-11-23 01:16:39,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:39,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:16:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 01:16:39,588 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:16:39,589 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-11-23 01:16:39,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 01:16:39,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 01:16:39,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 01:16:39,590 INFO L87 Difference]: Start difference. First operand 1806 states and 2716 transitions. Second operand 5 states. [2018-11-23 01:16:40,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:40,586 INFO L93 Difference]: Finished difference Result 6496 states and 10273 transitions. [2018-11-23 01:16:40,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 01:16:40,586 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 197 [2018-11-23 01:16:40,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:40,587 INFO L225 Difference]: With dead ends: 6496 [2018-11-23 01:16:40,587 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 01:16:40,608 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:16:40,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 01:16:40,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 01:16:40,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 01:16:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 01:16:40,609 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 197 [2018-11-23 01:16:40,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:40,609 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 01:16:40,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 01:16:40,609 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 01:16:40,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:16:40,613 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 01:16:40,962 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 46 [2018-11-23 01:16:41,033 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 488) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-23 01:16:41,034 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-23 01:16:41,035 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-23 01:16:41,036 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-23 01:16:41,037 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,038 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-23 01:16:41,039 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-23 01:16:41,040 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,041 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,042 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-23 01:16:41,043 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-23 01:16:41,044 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse3 (<= ~a7~0 0)) (.cse2 (< 0 |old(~a7~0)|)) (.cse0 (= 6 |old(~a16~0)|)) (.cse8 (not (= 1 |old(~a20~0)|))) (.cse9 (<= ~a17~0 0)) (.cse10 (< 0 |old(~a17~0)|)) (.cse1 (not (= 1 |old(~a21~0)|))) (.cse4 (= 13 |old(~a8~0)|)) (.cse5 (= |old(~a16~0)| ~a16~0)) (.cse6 (= ~a20~0 |old(~a20~0)|)) (.cse7 (= ~a21~0 |old(~a21~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3 .cse2) (or .cse1 (and .cse5 .cse6 .cse7 .cse3) .cse8 .cse2) (or .cse0 (and .cse5 .cse6 .cse7)) (or .cse9 .cse0 .cse1 .cse10) (or (and .cse5 .cse9 .cse6 .cse7) .cse8 .cse10) (or .cse1 .cse9 .cse4 .cse10) (or .cse1 .cse4 (and .cse5 .cse6 .cse7 (not (= ~a8~0 13)))))) [2018-11-23 01:16:41,044 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-23 01:16:41,044 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,044 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,044 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,044 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,044 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-23 01:16:41,044 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,044 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,044 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-23 01:16:41,045 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-23 01:16:41,046 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,047 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-23 01:16:41,048 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-23 01:16:41,049 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:16:41,049 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (<= ~a7~0 0) (not (= ~a8~0 13))) [2018-11-23 01:16:41,049 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 01:16:41,049 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:16:41,049 INFO L444 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)|)) (= 13 |old(~a8~0)|) (< 0 |old(~a7~0)|) (and (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|) (<= ~a7~0 0) (not (= ~a8~0 13)))) [2018-11-23 01:16:41,049 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-23 01:16:41,049 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0)) (.cse1 (= 1 ~a20~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (and .cse0 (not (= ~a8~0 13))) (= 13 |old(~a8~0)|) (not (= ~a16~0 6)) (< 0 |old(~a7~0)|) (and .cse1 .cse0 (<= ~a7~0 0)) (and .cse1 (<= ~a17~0 0)))) [2018-11-23 01:16:41,050 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-23 01:16:41,050 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-23 01:16:41,050 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (= 1 ~a21~0)) (.cse1 (= 1 ~a20~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (and .cse0 (not (= ~a8~0 13))) (= 13 |old(~a8~0)|) (not (= ~a16~0 6)) (< 0 |old(~a7~0)|) (and .cse1 .cse0 (<= ~a7~0 0)) (and .cse1 (<= ~a17~0 0)))) [2018-11-23 01:16:41,050 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-23 01:16:41,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:16:41 BoogieIcfgContainer [2018-11-23 01:16:41,066 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 01:16:41,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:16:41,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:16:41,067 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:16:41,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:35" (3/4) ... [2018-11-23 01:16:41,070 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:16:41,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 01:16:41,077 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 01:16:41,077 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 01:16:41,086 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 01:16:41,086 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 01:16:41,111 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((6 == \old(a16) || !(1 == \old(a21))) || !(1 == \old(a20))) || (1 == a21 && !(a8 == 13))) || 13 == \old(a8)) || !(a16 == 6)) || 0 < \old(a7)) || ((1 == a20 && 1 == a21) && a7 <= 0)) || (1 == a20 && a17 <= 0) [2018-11-23 01:16:41,193 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6d15d621-e857-433d-80b1-7a0ba3a10634/bin-2019/uautomizer/witness.graphml [2018-11-23 01:16:41,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:16:41,194 INFO L168 Benchmark]: Toolchain (without parser) took 6620.62 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 303.0 MB). Free memory was 950.0 MB in the beginning and 1.2 GB in the end (delta: -232.0 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:41,194 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:16:41,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.59 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 917.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:41,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -215.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:41,195 INFO L168 Benchmark]: Boogie Preprocessor took 52.72 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:41,196 INFO L168 Benchmark]: RCFGBuilder took 810.44 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: 107.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:41,196 INFO L168 Benchmark]: TraceAbstraction took 5173.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 161.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -184.7 MB). Peak memory consumption was 376.5 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:41,196 INFO L168 Benchmark]: Witness Printer took 126.82 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:41,198 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.59 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 917.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -215.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.72 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: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 810.44 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: 107.8 MB). Peak memory consumption was 107.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5173.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 161.5 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -184.7 MB). Peak memory consumption was 376.5 MB. Max. memory is 11.5 GB. * Witness Printer took 126.82 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 488]: 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))) || (1 == a21 && !(a8 == 13))) || 13 == \old(a8)) || !(a16 == 6)) || 0 < \old(a7)) || ((1 == a20 && 1 == a21) && a7 <= 0)) || (1 == a20 && a17 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 5.1s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 3.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 411 SDtfs, 2685 SDslu, 486 SDs, 0 SdLazy, 3502 SolverSat, 996 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 391 GetRequests, 360 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1806occurred 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, 39 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 70 PreInvPairs, 162 NumberOfFragments, 306 HoareAnnotationTreeSize, 70 FomulaSimplifications, 3460 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 982 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 912 NumberOfCodeBlocks, 912 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 906 ConstructedInterpolants, 0 QuantifiedInterpolants, 341538 SizeOfPredicates, 4 NumberOfNonLiveVariables, 913 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 207/277 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...