./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label19.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dff38b51b1de7526048bae26727d53fc2650a201 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:56:23,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:56:23,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:56:23,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:56:23,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:56:23,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:56:23,921 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:56:23,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:56:23,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:56:23,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:56:23,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:56:23,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:56:23,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:56:23,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:56:23,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:56:23,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:56:23,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:56:23,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:56:23,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:56:23,966 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:56:23,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:56:23,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:56:23,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:56:23,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:56:23,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:56:23,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:56:23,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:56:23,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:56:23,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:56:23,983 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:56:23,983 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:56:23,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:56:23,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:56:23,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:56:23,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:56:23,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:56:23,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:56:23,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:56:23,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:56:23,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:56:23,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:56:23,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 23:56:24,015 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:56:24,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:56:24,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:56:24,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:56:24,017 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:56:24,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:56:24,017 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:56:24,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:56:24,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:56:24,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:56:24,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:56:24,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:56:24,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:56:24,019 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:56:24,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:56:24,019 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:56:24,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:56:24,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:56:24,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:56:24,020 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:56:24,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 23:56:24,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 23:56:24,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:56:24,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:56:24,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:56:24,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:56:24,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:56:24,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:56:24,022 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:56:24,022 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dff38b51b1de7526048bae26727d53fc2650a201 [2020-11-29 23:56:24,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:56:24,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:56:24,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:56:24,313 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:56:24,316 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:56:24,317 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2020-11-29 23:56:24,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/data/35020581f/0479a7bb8bca4e1c88e5ebf8908fd3ab/FLAG9e19c20ef [2020-11-29 23:56:24,961 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:56:24,962 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2020-11-29 23:56:24,973 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/data/35020581f/0479a7bb8bca4e1c88e5ebf8908fd3ab/FLAG9e19c20ef [2020-11-29 23:56:25,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/data/35020581f/0479a7bb8bca4e1c88e5ebf8908fd3ab [2020-11-29 23:56:25,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:56:25,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:56:25,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:56:25,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:56:25,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:56:25,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:25,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@175effe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25, skipping insertion in model container [2020-11-29 23:56:25,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:25,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:56:25,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:56:25,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:56:25,697 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:56:25,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:56:25,855 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:56:25,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25 WrapperNode [2020-11-29 23:56:25,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:56:25,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:56:25,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:56:25,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:56:25,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:25,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:25,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:56:25,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:56:25,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:56:25,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:56:25,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:25,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:25,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:25,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:25,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:26,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:26,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... [2020-11-29 23:56:26,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:56:26,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:56:26,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:56:26,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:56:26,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/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 [2020-11-29 23:56:26,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:56:26,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:56:26,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:56:26,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:56:27,530 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:56:27,530 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-29 23:56:27,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:56:27 BoogieIcfgContainer [2020-11-29 23:56:27,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:56:27,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 23:56:27,539 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 23:56:27,542 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 23:56:27,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 11:56:25" (1/3) ... [2020-11-29 23:56:27,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b7a5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:56:27, skipping insertion in model container [2020-11-29 23:56:27,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:25" (2/3) ... [2020-11-29 23:56:27,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b7a5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:56:27, skipping insertion in model container [2020-11-29 23:56:27,544 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:56:27" (3/3) ... [2020-11-29 23:56:27,546 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label19.c [2020-11-29 23:56:27,562 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 23:56:27,566 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 23:56:27,578 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 23:56:27,617 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 23:56:27,618 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 23:56:27,618 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 23:56:27,618 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:56:27,618 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:56:27,618 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 23:56:27,619 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:56:27,619 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 23:56:27,647 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-11-29 23:56:27,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 23:56:27,661 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:56:27,662 INFO L422 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] [2020-11-29 23:56:27,663 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:56:27,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:27,669 INFO L82 PathProgramCache]: Analyzing trace with hash 1118209127, now seen corresponding path program 1 times [2020-11-29 23:56:27,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:27,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490567302] [2020-11-29 23:56:27,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:28,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:28,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490567302] [2020-11-29 23:56:28,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:56:28,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:56:28,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574638845] [2020-11-29 23:56:28,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:56:28,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:56:28,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:56:28,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:56:28,170 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 3 states. [2020-11-29 23:56:29,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:56:29,301 INFO L93 Difference]: Finished difference Result 554 states and 941 transitions. [2020-11-29 23:56:29,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:56:29,303 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 86 [2020-11-29 23:56:29,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:56:29,329 INFO L225 Difference]: With dead ends: 554 [2020-11-29 23:56:29,335 INFO L226 Difference]: Without dead ends: 266 [2020-11-29 23:56:29,340 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:56:29,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2020-11-29 23:56:29,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2020-11-29 23:56:29,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2020-11-29 23:56:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 380 transitions. [2020-11-29 23:56:29,402 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 380 transitions. Word has length 86 [2020-11-29 23:56:29,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:56:29,403 INFO L481 AbstractCegarLoop]: Abstraction has 266 states and 380 transitions. [2020-11-29 23:56:29,403 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:56:29,403 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 380 transitions. [2020-11-29 23:56:29,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-11-29 23:56:29,407 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:56:29,408 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-29 23:56:29,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 23:56:29,408 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:56:29,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:29,409 INFO L82 PathProgramCache]: Analyzing trace with hash 2086223036, now seen corresponding path program 1 times [2020-11-29 23:56:29,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:29,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110945618] [2020-11-29 23:56:29,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:29,481 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:29,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110945618] [2020-11-29 23:56:29,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:56:29,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 23:56:29,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282209149] [2020-11-29 23:56:29,486 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:56:29,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:56:29,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:56:29,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:56:29,490 INFO L87 Difference]: Start difference. First operand 266 states and 380 transitions. Second operand 3 states. [2020-11-29 23:56:30,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:56:30,216 INFO L93 Difference]: Finished difference Result 792 states and 1135 transitions. [2020-11-29 23:56:30,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:56:30,217 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2020-11-29 23:56:30,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:56:30,220 INFO L225 Difference]: With dead ends: 792 [2020-11-29 23:56:30,220 INFO L226 Difference]: Without dead ends: 528 [2020-11-29 23:56:30,223 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:56:30,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2020-11-29 23:56:30,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 528. [2020-11-29 23:56:30,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2020-11-29 23:56:30,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 744 transitions. [2020-11-29 23:56:30,255 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 744 transitions. Word has length 92 [2020-11-29 23:56:30,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:56:30,255 INFO L481 AbstractCegarLoop]: Abstraction has 528 states and 744 transitions. [2020-11-29 23:56:30,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:56:30,256 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 744 transitions. [2020-11-29 23:56:30,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-11-29 23:56:30,262 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:56:30,263 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2020-11-29 23:56:30,263 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 23:56:30,263 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:56:30,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:30,264 INFO L82 PathProgramCache]: Analyzing trace with hash -1428321869, now seen corresponding path program 1 times [2020-11-29 23:56:30,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:30,265 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240852244] [2020-11-29 23:56:30,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:30,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:30,410 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:30,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240852244] [2020-11-29 23:56:30,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:56:30,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:56:30,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869503275] [2020-11-29 23:56:30,412 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 23:56:30,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:56:30,418 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 23:56:30,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:56:30,420 INFO L87 Difference]: Start difference. First operand 528 states and 744 transitions. Second operand 3 states. [2020-11-29 23:56:31,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:56:31,051 INFO L93 Difference]: Finished difference Result 1054 states and 1486 transitions. [2020-11-29 23:56:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 23:56:31,052 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2020-11-29 23:56:31,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:56:31,055 INFO L225 Difference]: With dead ends: 1054 [2020-11-29 23:56:31,056 INFO L226 Difference]: Without dead ends: 528 [2020-11-29 23:56:31,057 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 23:56:31,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2020-11-29 23:56:31,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 528. [2020-11-29 23:56:31,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2020-11-29 23:56:31,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 666 transitions. [2020-11-29 23:56:31,083 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 666 transitions. Word has length 108 [2020-11-29 23:56:31,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:56:31,090 INFO L481 AbstractCegarLoop]: Abstraction has 528 states and 666 transitions. [2020-11-29 23:56:31,090 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 23:56:31,090 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 666 transitions. [2020-11-29 23:56:31,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-11-29 23:56:31,098 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:56:31,103 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2020-11-29 23:56:31,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 23:56:31,103 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:56:31,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:31,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1420861143, now seen corresponding path program 1 times [2020-11-29 23:56:31,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:31,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734130967] [2020-11-29 23:56:31,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:31,207 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:31,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734130967] [2020-11-29 23:56:31,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:56:31,208 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:56:31,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13687782] [2020-11-29 23:56:31,210 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 23:56:31,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:56:31,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 23:56:31,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 23:56:31,212 INFO L87 Difference]: Start difference. First operand 528 states and 666 transitions. Second operand 4 states. [2020-11-29 23:56:32,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:56:32,321 INFO L93 Difference]: Finished difference Result 1707 states and 2164 transitions. [2020-11-29 23:56:32,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 23:56:32,322 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 112 [2020-11-29 23:56:32,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:56:32,323 INFO L225 Difference]: With dead ends: 1707 [2020-11-29 23:56:32,323 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 23:56:32,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 23:56:32,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 23:56:32,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 23:56:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 23:56:32,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 23:56:32,326 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 112 [2020-11-29 23:56:32,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:56:32,326 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:56:32,326 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 23:56:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 23:56:32,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 23:56:32,326 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 23:56:32,328 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 23:56:32,381 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-11-29 23:56:32,381 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L102(lines 102 400) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L334(lines 334 400) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L566-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L533-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L500-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L467-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L401(lines 401 403) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L434-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,382 INFO L274 CegarLoopResult]: For program point L401-2(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L302(lines 302 400) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L170(lines 170 400) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L204(lines 204 400) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L72(lines 72 400) no Hoare annotation was computed. [2020-11-29 23:56:32,383 INFO L274 CegarLoopResult]: For program point L271(lines 271 400) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L139(lines 139 400) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L569-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L536-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L503-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L470-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L437-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L371(lines 371 400) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L404-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L107(lines 107 400) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L41(lines 41 400) no Hoare annotation was computed. [2020-11-29 23:56:32,384 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L405(line 405) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L339(lines 339 400) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L207(lines 207 400) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L75(lines 75 400) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L373(lines 373 400) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L241(lines 241 400) no Hoare annotation was computed. [2020-11-29 23:56:32,385 INFO L274 CegarLoopResult]: For program point L175(lines 175 400) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L572-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L539-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L506-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L473-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L440-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L407-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L275(lines 275 400) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-11-29 23:56:32,386 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L375(lines 375 400) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L309(lines 309 400) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L45(lines 45 400) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L343(lines 343 400) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L112(lines 112 400) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L575-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L542-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,387 INFO L274 CegarLoopResult]: For program point L509-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L476-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L443-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L410-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L278(lines 278 400) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L146(lines 146 400) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L411(line 411) no Hoare annotation was computed. [2020-11-29 23:56:32,388 INFO L274 CegarLoopResult]: For program point L213(lines 213 400) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L82(lines 82 400) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L578-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L545-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L512-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L479-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L446-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L413-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L347(lines 347 400) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L248(lines 248 400) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-11-29 23:56:32,389 INFO L274 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L183(lines 183 400) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L150(lines 150 400) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L382(lines 382 400) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L316(lines 316 400) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L283(lines 283 400) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L118(lines 118 400) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L581-1(lines 581 583) no Hoare annotation was computed. [2020-11-29 23:56:32,390 INFO L274 CegarLoopResult]: For program point L548-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L515-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L482-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L449-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L416-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L218(lines 218 400) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L53(lines 53 400) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-11-29 23:56:32,391 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-11-29 23:56:32,392 INFO L274 CegarLoopResult]: For program point L154(lines 154 400) no Hoare annotation was computed. [2020-11-29 23:56:32,394 INFO L270 CegarLoopResult]: At program point L584(lines 40 585) the Hoare annotation is: (let ((.cse0 (= ~a7~0 1))) (or (and .cse0 (<= ~a16~0 5)) (and .cse0 (= ~a20~0 1)) (= ~a7~0 0))) [2020-11-29 23:56:32,394 INFO L274 CegarLoopResult]: For program point L551-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,394 INFO L274 CegarLoopResult]: For program point L518-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,395 INFO L274 CegarLoopResult]: For program point L485-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,395 INFO L274 CegarLoopResult]: For program point L452-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,395 INFO L274 CegarLoopResult]: For program point L419-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,395 INFO L274 CegarLoopResult]: For program point L188(lines 188 400) no Hoare annotation was computed. [2020-11-29 23:56:32,395 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-11-29 23:56:32,395 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-11-29 23:56:32,395 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-11-29 23:56:32,396 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-11-29 23:56:32,396 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-11-29 23:56:32,396 INFO L274 CegarLoopResult]: For program point L387(lines 387 400) no Hoare annotation was computed. [2020-11-29 23:56:32,396 INFO L274 CegarLoopResult]: For program point L288(lines 288 400) no Hoare annotation was computed. [2020-11-29 23:56:32,396 INFO L274 CegarLoopResult]: For program point L255(lines 255 400) no Hoare annotation was computed. [2020-11-29 23:56:32,396 INFO L274 CegarLoopResult]: For program point L90(lines 90 400) no Hoare annotation was computed. [2020-11-29 23:56:32,396 INFO L274 CegarLoopResult]: For program point L355(lines 355 400) no Hoare annotation was computed. [2020-11-29 23:56:32,397 INFO L274 CegarLoopResult]: For program point L322(lines 322 400) no Hoare annotation was computed. [2020-11-29 23:56:32,397 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 23:56:32,397 INFO L274 CegarLoopResult]: For program point L124(lines 124 400) no Hoare annotation was computed. [2020-11-29 23:56:32,397 INFO L277 CegarLoopResult]: At program point L587(lines 587 604) the Hoare annotation is: true [2020-11-29 23:56:32,397 INFO L274 CegarLoopResult]: For program point L554-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,397 INFO L274 CegarLoopResult]: For program point L521-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,397 INFO L274 CegarLoopResult]: For program point L488-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,398 INFO L274 CegarLoopResult]: For program point L455-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,398 INFO L274 CegarLoopResult]: For program point L422-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,398 INFO L274 CegarLoopResult]: For program point L224(lines 224 400) no Hoare annotation was computed. [2020-11-29 23:56:32,398 INFO L274 CegarLoopResult]: For program point L158(lines 158 400) no Hoare annotation was computed. [2020-11-29 23:56:32,398 INFO L274 CegarLoopResult]: For program point L59(lines 59 400) no Hoare annotation was computed. [2020-11-29 23:56:32,398 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-11-29 23:56:32,398 INFO L274 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-11-29 23:56:32,399 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-11-29 23:56:32,399 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-11-29 23:56:32,399 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-11-29 23:56:32,399 INFO L274 CegarLoopResult]: For program point L94(lines 94 400) no Hoare annotation was computed. [2020-11-29 23:56:32,399 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 23:56:32,399 INFO L274 CegarLoopResult]: For program point L557-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,399 INFO L274 CegarLoopResult]: For program point L524-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,399 INFO L274 CegarLoopResult]: For program point L491-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,400 INFO L274 CegarLoopResult]: For program point L458-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,400 INFO L274 CegarLoopResult]: For program point L392(lines 392 400) no Hoare annotation was computed. [2020-11-29 23:56:32,400 INFO L274 CegarLoopResult]: For program point L425-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,400 INFO L274 CegarLoopResult]: For program point L326(lines 326 400) no Hoare annotation was computed. [2020-11-29 23:56:32,400 INFO L274 CegarLoopResult]: For program point L260(lines 260 400) no Hoare annotation was computed. [2020-11-29 23:56:32,400 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-11-29 23:56:32,400 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-11-29 23:56:32,401 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-11-29 23:56:32,401 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-11-29 23:56:32,401 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-11-29 23:56:32,401 INFO L274 CegarLoopResult]: For program point L228(lines 228 400) no Hoare annotation was computed. [2020-11-29 23:56:32,401 INFO L274 CegarLoopResult]: For program point L162(lines 162 400) no Hoare annotation was computed. [2020-11-29 23:56:32,401 INFO L274 CegarLoopResult]: For program point L129(lines 129 400) no Hoare annotation was computed. [2020-11-29 23:56:32,401 INFO L274 CegarLoopResult]: For program point L328(lines 328 400) no Hoare annotation was computed. [2020-11-29 23:56:32,402 INFO L274 CegarLoopResult]: For program point L196(lines 196 400) no Hoare annotation was computed. [2020-11-29 23:56:32,402 INFO L274 CegarLoopResult]: For program point L64(lines 64 400) no Hoare annotation was computed. [2020-11-29 23:56:32,402 INFO L274 CegarLoopResult]: For program point L560-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,402 INFO L270 CegarLoopResult]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse0 (= ~a7~0 1))) (or (and .cse0 (<= ~a16~0 5)) (and .cse0 (= ~a20~0 1)) (= ~a7~0 0))) [2020-11-29 23:56:32,402 INFO L274 CegarLoopResult]: For program point L527-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,402 INFO L274 CegarLoopResult]: For program point L494-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,402 INFO L274 CegarLoopResult]: For program point L461-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,403 INFO L274 CegarLoopResult]: For program point L428-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,403 INFO L274 CegarLoopResult]: For program point L296(lines 296 400) no Hoare annotation was computed. [2020-11-29 23:56:32,403 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 23:56:32,403 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-29 23:56:32,403 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-11-29 23:56:32,403 INFO L274 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-11-29 23:56:32,403 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-11-29 23:56:32,404 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-11-29 23:56:32,404 INFO L274 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-11-29 23:56:32,404 INFO L274 CegarLoopResult]: For program point L363(lines 363 400) no Hoare annotation was computed. [2020-11-29 23:56:32,404 INFO L274 CegarLoopResult]: For program point L199(lines 199 400) no Hoare annotation was computed. [2020-11-29 23:56:32,404 INFO L274 CegarLoopResult]: For program point L563-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,404 INFO L274 CegarLoopResult]: For program point L530-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,404 INFO L274 CegarLoopResult]: For program point L497-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,405 INFO L274 CegarLoopResult]: For program point L464-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,405 INFO L274 CegarLoopResult]: For program point L431-1(lines 40 585) no Hoare annotation was computed. [2020-11-29 23:56:32,405 INFO L274 CegarLoopResult]: For program point L365(lines 365 400) no Hoare annotation was computed. [2020-11-29 23:56:32,405 INFO L274 CegarLoopResult]: For program point L266(lines 266 400) no Hoare annotation was computed. [2020-11-29 23:56:32,405 INFO L274 CegarLoopResult]: For program point L233(lines 233 400) no Hoare annotation was computed. [2020-11-29 23:56:32,405 INFO L274 CegarLoopResult]: For program point L134(lines 134 400) no Hoare annotation was computed. [2020-11-29 23:56:32,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 11:56:32 BoogieIcfgContainer [2020-11-29 23:56:32,422 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 23:56:32,422 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:56:32,423 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:56:32,423 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:56:32,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:56:27" (3/4) ... [2020-11-29 23:56:32,427 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 23:56:32,446 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-29 23:56:32,447 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 23:56:32,449 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:56:32,450 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:56:32,606 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5d7efd56-d994-475f-ab25-107154850104/bin/uautomizer/witness.graphml [2020-11-29 23:56:32,606 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:56:32,608 INFO L168 Benchmark]: Toolchain (without parser) took 7376.19 ms. Allocated memory was 100.7 MB in the beginning and 163.6 MB in the end (delta: 62.9 MB). Free memory was 71.0 MB in the beginning and 73.8 MB in the end (delta: -2.8 MB). Peak memory consumption was 60.7 MB. Max. memory is 16.1 GB. [2020-11-29 23:56:32,609 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 83.9 MB. Free memory is still 42.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:56:32,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.28 ms. Allocated memory is still 100.7 MB. Free memory was 70.7 MB in the beginning and 61.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:56:32,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.55 ms. Allocated memory is still 100.7 MB. Free memory was 61.2 MB in the beginning and 55.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:56:32,610 INFO L168 Benchmark]: Boogie Preprocessor took 81.63 ms. Allocated memory is still 100.7 MB. Free memory was 55.6 MB in the beginning and 51.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:56:32,611 INFO L168 Benchmark]: RCFGBuilder took 1496.83 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 51.4 MB in the beginning and 101.0 MB in the end (delta: -49.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:56:32,611 INFO L168 Benchmark]: TraceAbstraction took 4883.96 ms. Allocated memory was 136.3 MB in the beginning and 163.6 MB in the end (delta: 27.3 MB). Free memory was 101.0 MB in the beginning and 89.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 38.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:56:32,611 INFO L168 Benchmark]: Witness Printer took 184.13 ms. Allocated memory is still 163.6 MB. Free memory was 89.7 MB in the beginning and 74.9 MB in the end (delta: 14.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:56:32,614 INFO L339 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 83.9 MB. Free memory is still 42.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 623.28 ms. Allocated memory is still 100.7 MB. Free memory was 70.7 MB in the beginning and 61.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.55 ms. Allocated memory is still 100.7 MB. Free memory was 61.2 MB in the beginning and 55.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 81.63 ms. Allocated memory is still 100.7 MB. Free memory was 55.6 MB in the beginning and 51.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1496.83 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 51.4 MB in the beginning and 101.0 MB in the end (delta: -49.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4883.96 ms. Allocated memory was 136.3 MB in the beginning and 163.6 MB in the end (delta: 27.3 MB). Free memory was 101.0 MB in the beginning and 89.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 38.5 MB. Max. memory is 16.1 GB. * Witness Printer took 184.13 ms. Allocated memory is still 163.6 MB. Free memory was 89.7 MB in the beginning and 74.9 MB in the end (delta: 14.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 40]: Loop Invariant Derived loop invariant: ((a7 == 1 && a16 <= 5) || (a7 == 1 && a20 == 1)) || a7 == 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((a7 == 1 && a16 <= 5) || (a7 == 1 && a20 == 1)) || a7 == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.7s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 298 SDtfs, 623 SDslu, 27 SDs, 0 SdLazy, 1693 SolverSat, 362 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=528occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 23 NumberOfFragments, 37 HoareAnnotationTreeSize, 3 FomulaSimplifications, 120 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 398 NumberOfCodeBlocks, 398 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 394 ConstructedInterpolants, 0 QuantifiedInterpolants, 72066 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 63/63 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...