./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_true-unreach-call4.i.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_true-unreach-call4.i.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/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 d80676b9a99131191df12fd74204f331d0509f64 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:01:26,914 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:01:26,915 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:01:26,924 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:01:26,924 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:01:26,925 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:01:26,926 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:01:26,927 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:01:26,929 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:01:26,930 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:01:26,931 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:01:26,931 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:01:26,931 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:01:26,933 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:01:26,933 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:01:26,934 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:01:26,935 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:01:26,936 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:01:26,938 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:01:26,939 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:01:26,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:01:26,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:01:26,943 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:01:26,943 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:01:26,943 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:01:26,944 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:01:26,945 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:01:26,946 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:01:26,946 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:01:26,947 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:01:26,947 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:01:26,948 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:01:26,949 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:01:26,949 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:01:26,950 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:01:26,950 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:01:26,950 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-26 23:01:26,963 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:01:26,963 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:01:26,964 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:01:26,964 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:01:26,964 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:01:26,965 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:01:26,965 INFO L133 SettingsManager]: * Use SBE=true [2018-10-26 23:01:26,965 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:01:26,965 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:01:26,965 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:01:26,965 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:01:26,966 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:01:26,966 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:01:26,966 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:01:26,966 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:01:26,966 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:01:26,966 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:01:26,966 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:01:26,967 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:01:26,967 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 23:01:26,967 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:01:26,967 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 23:01:26,967 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:01:26,967 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:01:26,967 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:01:26,968 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:01:26,968 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-26 23:01:26,968 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:01:26,968 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:01:26,968 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_a6987cdf-2653-4b41-9bb8-503abd62a880/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 -> d80676b9a99131191df12fd74204f331d0509f64 [2018-10-26 23:01:27,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:01:27,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:01:27,015 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:01:27,017 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:01:27,017 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:01:27,017 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/../../sv-benchmarks/c/loop-crafted/simple_array_index_value_true-unreach-call4.i.v+lhb-reducer.c [2018-10-26 23:01:27,061 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/data/e3af9c7ce/718026e5397643f49136cce505c3c9ce/FLAGe2ee9c552 [2018-10-26 23:01:27,446 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:01:27,446 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/sv-benchmarks/c/loop-crafted/simple_array_index_value_true-unreach-call4.i.v+lhb-reducer.c [2018-10-26 23:01:27,452 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/data/e3af9c7ce/718026e5397643f49136cce505c3c9ce/FLAGe2ee9c552 [2018-10-26 23:01:27,465 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/data/e3af9c7ce/718026e5397643f49136cce505c3c9ce [2018-10-26 23:01:27,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:01:27,469 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-26 23:01:27,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:01:27,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:01:27,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:01:27,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:01:27" (1/1) ... [2018-10-26 23:01:27,477 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0c1537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27, skipping insertion in model container [2018-10-26 23:01:27,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:01:27" (1/1) ... [2018-10-26 23:01:27,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:01:27,512 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:01:27,649 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:01:27,653 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:01:27,678 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:01:27,694 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:01:27,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27 WrapperNode [2018-10-26 23:01:27,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:01:27,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:01:27,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:01:27,695 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:01:27,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27" (1/1) ... [2018-10-26 23:01:27,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27" (1/1) ... [2018-10-26 23:01:27,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27" (1/1) ... [2018-10-26 23:01:27,715 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27" (1/1) ... [2018-10-26 23:01:27,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27" (1/1) ... [2018-10-26 23:01:27,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27" (1/1) ... [2018-10-26 23:01:27,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27" (1/1) ... [2018-10-26 23:01:27,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:01:27,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:01:27,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:01:27,727 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:01:27,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 23:01:27,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 23:01:27,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:01:27,817 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 23:01:27,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-10-26 23:01:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-10-26 23:01:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-26 23:01:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2018-10-26 23:01:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 23:01:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:01:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:01:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 23:01:27,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 23:01:27,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:01:27,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-26 23:01:27,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 23:01:28,293 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:01:28,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:01:28 BoogieIcfgContainer [2018-10-26 23:01:28,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:01:28,294 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 23:01:28,295 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 23:01:28,297 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 23:01:28,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 11:01:27" (1/3) ... [2018-10-26 23:01:28,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1791de29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:01:28, skipping insertion in model container [2018-10-26 23:01:28,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:01:27" (2/3) ... [2018-10-26 23:01:28,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1791de29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 11:01:28, skipping insertion in model container [2018-10-26 23:01:28,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:01:28" (3/3) ... [2018-10-26 23:01:28,300 INFO L112 eAbstractionObserver]: Analyzing ICFG simple_array_index_value_true-unreach-call4.i.v+lhb-reducer.c [2018-10-26 23:01:28,308 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 23:01:28,314 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2018-10-26 23:01:28,326 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2018-10-26 23:01:28,350 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 23:01:28,351 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 23:01:28,351 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 23:01:28,351 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 23:01:28,351 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 23:01:28,351 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 23:01:28,351 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 23:01:28,351 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 23:01:28,351 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 23:01:28,365 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2018-10-26 23:01:28,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-26 23:01:28,370 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:01:28,371 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:01:28,373 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:01:28,377 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:01:28,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1928124594, now seen corresponding path program 1 times [2018-10-26 23:01:28,379 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:01:28,380 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:01:28,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:28,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:01:28,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:01:28,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:01:28,552 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:01:28,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 23:01:28,555 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 23:01:28,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 23:01:28,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 23:01:28,565 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 4 states. [2018-10-26 23:01:28,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:01:28,689 INFO L93 Difference]: Finished difference Result 108 states and 132 transitions. [2018-10-26 23:01:28,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-26 23:01:28,691 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-10-26 23:01:28,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:01:28,700 INFO L225 Difference]: With dead ends: 108 [2018-10-26 23:01:28,700 INFO L226 Difference]: Without dead ends: 70 [2018-10-26 23:01:28,703 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 23:01:28,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-10-26 23:01:28,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 48. [2018-10-26 23:01:28,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-10-26 23:01:28,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 54 transitions. [2018-10-26 23:01:28,736 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 54 transitions. Word has length 15 [2018-10-26 23:01:28,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:01:28,736 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 54 transitions. [2018-10-26 23:01:28,736 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 23:01:28,737 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2018-10-26 23:01:28,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-26 23:01:28,737 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:01:28,737 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:01:28,738 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:01:28,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:01:28,738 INFO L82 PathProgramCache]: Analyzing trace with hash 2007100535, now seen corresponding path program 1 times [2018-10-26 23:01:28,738 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:01:28,738 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:01:28,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:28,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:01:28,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:01:28,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:01:28,790 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:01:28,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 23:01:28,791 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 23:01:28,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 23:01:28,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:01:28,792 INFO L87 Difference]: Start difference. First operand 48 states and 54 transitions. Second operand 3 states. [2018-10-26 23:01:28,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:01:28,983 INFO L93 Difference]: Finished difference Result 84 states and 93 transitions. [2018-10-26 23:01:28,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 23:01:28,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-10-26 23:01:28,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:01:28,985 INFO L225 Difference]: With dead ends: 84 [2018-10-26 23:01:28,985 INFO L226 Difference]: Without dead ends: 58 [2018-10-26 23:01:28,985 INFO L605 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 [2018-10-26 23:01:28,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-10-26 23:01:28,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 48. [2018-10-26 23:01:28,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-10-26 23:01:28,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2018-10-26 23:01:28,991 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 15 [2018-10-26 23:01:28,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:01:28,991 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2018-10-26 23:01:28,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 23:01:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2018-10-26 23:01:28,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-10-26 23:01:28,992 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:01:28,992 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:01:28,993 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:01:28,993 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:01:28,993 INFO L82 PathProgramCache]: Analyzing trace with hash -285230905, now seen corresponding path program 1 times [2018-10-26 23:01:28,993 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:01:28,993 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:01:28,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:28,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:01:28,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:01:29,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:01:29,046 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:01:29,046 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 23:01:29,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 23:01:29,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 23:01:29,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:01:29,047 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand 3 states. [2018-10-26 23:01:29,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:01:29,120 INFO L93 Difference]: Finished difference Result 78 states and 86 transitions. [2018-10-26 23:01:29,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 23:01:29,121 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-10-26 23:01:29,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:01:29,122 INFO L225 Difference]: With dead ends: 78 [2018-10-26 23:01:29,122 INFO L226 Difference]: Without dead ends: 52 [2018-10-26 23:01:29,122 INFO L605 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 [2018-10-26 23:01:29,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-10-26 23:01:29,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 43. [2018-10-26 23:01:29,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-10-26 23:01:29,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2018-10-26 23:01:29,127 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 16 [2018-10-26 23:01:29,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:01:29,127 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2018-10-26 23:01:29,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 23:01:29,127 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2018-10-26 23:01:29,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-10-26 23:01:29,128 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:01:29,128 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:01:29,128 INFO L424 AbstractCegarLoop]: === Iteration 4 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:01:29,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:01:29,129 INFO L82 PathProgramCache]: Analyzing trace with hash -356408398, now seen corresponding path program 1 times [2018-10-26 23:01:29,129 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:01:29,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:01:29,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:29,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:01:29,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:01:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:01:29,205 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:01:29,205 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 23:01:29,205 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 23:01:29,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 23:01:29,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 23:01:29,206 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 3 states. [2018-10-26 23:01:29,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:01:29,211 INFO L93 Difference]: Finished difference Result 55 states and 59 transitions. [2018-10-26 23:01:29,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 23:01:29,211 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-10-26 23:01:29,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:01:29,212 INFO L225 Difference]: With dead ends: 55 [2018-10-26 23:01:29,212 INFO L226 Difference]: Without dead ends: 39 [2018-10-26 23:01:29,212 INFO L605 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 [2018-10-26 23:01:29,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2018-10-26 23:01:29,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 35. [2018-10-26 23:01:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-10-26 23:01:29,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 38 transitions. [2018-10-26 23:01:29,216 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 38 transitions. Word has length 17 [2018-10-26 23:01:29,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:01:29,216 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 38 transitions. [2018-10-26 23:01:29,216 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 23:01:29,216 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2018-10-26 23:01:29,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 23:01:29,217 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:01:29,217 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:01:29,217 INFO L424 AbstractCegarLoop]: === Iteration 5 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:01:29,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:01:29,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1832093736, now seen corresponding path program 1 times [2018-10-26 23:01:29,217 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:01:29,218 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:01:29,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:29,218 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:01:29,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:01:29,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:01:29,325 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:01:29,325 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 23:01:29,325 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 23:01:29,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 23:01:29,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-10-26 23:01:29,326 INFO L87 Difference]: Start difference. First operand 35 states and 38 transitions. Second operand 6 states. [2018-10-26 23:01:29,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:01:29,490 INFO L93 Difference]: Finished difference Result 72 states and 79 transitions. [2018-10-26 23:01:29,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-26 23:01:29,491 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-10-26 23:01:29,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:01:29,491 INFO L225 Difference]: With dead ends: 72 [2018-10-26 23:01:29,491 INFO L226 Difference]: Without dead ends: 70 [2018-10-26 23:01:29,492 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-10-26 23:01:29,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-10-26 23:01:29,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 37. [2018-10-26 23:01:29,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-10-26 23:01:29,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 40 transitions. [2018-10-26 23:01:29,497 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 40 transitions. Word has length 24 [2018-10-26 23:01:29,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:01:29,497 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 40 transitions. [2018-10-26 23:01:29,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 23:01:29,498 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2018-10-26 23:01:29,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-26 23:01:29,498 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:01:29,498 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:01:29,498 INFO L424 AbstractCegarLoop]: === Iteration 6 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:01:29,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:01:29,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1814129763, now seen corresponding path program 1 times [2018-10-26 23:01:29,499 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:01:29,499 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:01:29,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:29,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:01:29,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:01:29,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:01:29,623 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:01:29,623 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 23:01:29,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 23:01:29,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 23:01:29,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-26 23:01:29,624 INFO L87 Difference]: Start difference. First operand 37 states and 40 transitions. Second operand 6 states. [2018-10-26 23:01:30,310 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-10-26 23:01:30,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:01:30,430 INFO L93 Difference]: Finished difference Result 112 states and 121 transitions. [2018-10-26 23:01:30,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-26 23:01:30,432 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-10-26 23:01:30,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:01:30,434 INFO L225 Difference]: With dead ends: 112 [2018-10-26 23:01:30,434 INFO L226 Difference]: Without dead ends: 89 [2018-10-26 23:01:30,435 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2018-10-26 23:01:30,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2018-10-26 23:01:30,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 43. [2018-10-26 23:01:30,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-10-26 23:01:30,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2018-10-26 23:01:30,444 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 24 [2018-10-26 23:01:30,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:01:30,445 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2018-10-26 23:01:30,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 23:01:30,445 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2018-10-26 23:01:30,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-10-26 23:01:30,445 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:01:30,446 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:01:30,446 INFO L424 AbstractCegarLoop]: === Iteration 7 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:01:30,446 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:01:30,446 INFO L82 PathProgramCache]: Analyzing trace with hash -948894085, now seen corresponding path program 1 times [2018-10-26 23:01:30,446 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:01:30,446 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:01:30,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:30,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:01:30,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:01:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:01:30,578 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:01:30,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-26 23:01:30,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-26 23:01:30,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-26 23:01:30,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 23:01:30,579 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 5 states. [2018-10-26 23:01:30,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:01:30,653 INFO L93 Difference]: Finished difference Result 82 states and 89 transitions. [2018-10-26 23:01:30,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 23:01:30,654 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-10-26 23:01:30,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:01:30,655 INFO L225 Difference]: With dead ends: 82 [2018-10-26 23:01:30,655 INFO L226 Difference]: Without dead ends: 59 [2018-10-26 23:01:30,655 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-26 23:01:30,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-10-26 23:01:30,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 43. [2018-10-26 23:01:30,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-10-26 23:01:30,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 46 transitions. [2018-10-26 23:01:30,661 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 46 transitions. Word has length 25 [2018-10-26 23:01:30,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:01:30,662 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 46 transitions. [2018-10-26 23:01:30,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-26 23:01:30,662 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2018-10-26 23:01:30,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-10-26 23:01:30,662 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 23:01:30,663 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 23:01:30,663 INFO L424 AbstractCegarLoop]: === Iteration 8 === [mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 23:01:30,663 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:01:30,663 INFO L82 PathProgramCache]: Analyzing trace with hash -263889672, now seen corresponding path program 1 times [2018-10-26 23:01:30,663 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-26 23:01:30,663 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-26 23:01:30,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:30,664 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 23:01:30,664 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 23:01:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:01:37,353 WARN L179 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 73 DAG size of output: 41 [2018-10-26 23:01:37,970 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2018-10-26 23:01:38,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:01:38,134 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 23:01:38,134 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-10-26 23:01:38,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-26 23:01:38,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-26 23:01:38,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=157, Unknown=1, NotChecked=0, Total=210 [2018-10-26 23:01:38,135 INFO L87 Difference]: Start difference. First operand 43 states and 46 transitions. Second operand 15 states. [2018-10-26 23:01:44,400 WARN L179 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 45 [2018-10-26 23:01:45,999 WARN L179 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 76 DAG size of output: 57 [2018-10-26 23:01:48,394 WARN L179 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 83 DAG size of output: 64 [2018-10-26 23:01:53,645 WARN L179 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 74 DAG size of output: 49 [2018-10-26 23:01:56,282 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 35 [2018-10-26 23:02:03,338 WARN L179 SmtUtils]: Spent 3.29 s on a formula simplification. DAG size of input: 64 DAG size of output: 41 [2018-10-26 23:02:09,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 23:02:09,537 INFO L93 Difference]: Finished difference Result 60 states and 66 transitions. [2018-10-26 23:02:09,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-10-26 23:02:09,537 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 26 [2018-10-26 23:02:09,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 23:02:09,538 INFO L225 Difference]: With dead ends: 60 [2018-10-26 23:02:09,538 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 23:02:09,539 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 21.0s TimeCoverageRelationStatistics Valid=148, Invalid=501, Unknown=1, NotChecked=0, Total=650 [2018-10-26 23:02:09,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 23:02:09,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 23:02:09,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 23:02:09,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 23:02:09,540 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2018-10-26 23:02:09,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 23:02:09,540 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 23:02:09,540 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-26 23:02:09,540 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 23:02:09,540 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:02:09,543 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 23:02:10,324 WARN L179 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-10-26 23:02:10,440 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2018-10-26 23:02:15,876 WARN L179 SmtUtils]: Spent 5.36 s on a formula simplification. DAG size of input: 55 DAG size of output: 40 [2018-10-26 23:02:15,878 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:02:15,878 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-26 23:02:15,878 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:02:15,878 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 23:02:15,878 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-10-26 23:02:15,878 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 23:02:15,879 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 23:02:15,879 INFO L428 ceAbstractionStarter]: At program point L126(lines 92 127) the Hoare annotation is: true [2018-10-26 23:02:15,879 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 9 191) no Hoare annotation was computed. [2018-10-26 23:02:15,879 INFO L425 ceAbstractionStarter]: For program point L151(lines 151 179) no Hoare annotation was computed. [2018-10-26 23:02:15,879 INFO L425 ceAbstractionStarter]: For program point L52(lines 52 128) no Hoare annotation was computed. [2018-10-26 23:02:15,879 INFO L425 ceAbstractionStarter]: For program point L19(lines 19 185) no Hoare annotation was computed. [2018-10-26 23:02:15,879 INFO L425 ceAbstractionStarter]: For program point L11(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,879 INFO L425 ceAbstractionStarter]: For program point L11-1(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,879 INFO L425 ceAbstractionStarter]: For program point L11-2(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-3(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-4(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 115) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-5(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-6(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-7(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-8(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-9(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-10(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 168) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-11(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-12(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,880 INFO L425 ceAbstractionStarter]: For program point L11-13(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L11-14(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L11-15(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L11-16(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L11-17(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L11-18(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L11-19(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L11-20(line 11) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 162) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L45-1(line 45) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L45-2(lines 45 133) no Hoare annotation was computed. [2018-10-26 23:02:15,881 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-26 23:02:15,882 INFO L425 ceAbstractionStarter]: For program point L153(lines 153 174) no Hoare annotation was computed. [2018-10-26 23:02:15,882 INFO L421 ceAbstractionStarter]: At program point L87(lines 55 88) the Hoare annotation is: false [2018-10-26 23:02:15,882 INFO L425 ceAbstractionStarter]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 68) no Hoare annotation was computed. [2018-10-26 23:02:15,882 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 180) no Hoare annotation was computed. [2018-10-26 23:02:15,882 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 9 191) no Hoare annotation was computed. [2018-10-26 23:02:15,882 INFO L425 ceAbstractionStarter]: For program point L104(line 104) no Hoare annotation was computed. [2018-10-26 23:02:15,882 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-10-26 23:02:15,882 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 9 191) the Hoare annotation is: true [2018-10-26 23:02:15,882 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 88) no Hoare annotation was computed. [2018-10-26 23:02:15,882 INFO L421 ceAbstractionStarter]: At program point L146(lines 24 147) the Hoare annotation is: false [2018-10-26 23:02:15,883 INFO L421 ceAbstractionStarter]: At program point L114(lines 93 123) the Hoare annotation is: (let ((.cse1 (= main_~__VERIFIER_assert__cond~0 1))) (or (let ((.cse0 (* 4294967296 (div main_~main__index2~0 4294967296)))) (and (not (= 0 main_~__VERIFIER_assert__cond~2)) (<= main_~main__index2~0 (+ .cse0 99999)) .cse1 (<= (+ main_~main__index1~0 .cse0 1) (+ (* 4294967296 (div main_~main__index1~0 4294967296)) main_~main__index2~0)))) (let ((.cse8 (div (+ main_~main__index1~0 (- 1)) 4294967296))) (let ((.cse2 (+ main_~main__index1~0 (* 4294967296 (div (+ main_~main__index2~0 4294867297) 4294967296)))) (.cse3 (* 4294967296 .cse8))) (and .cse1 (<= .cse2 (+ .cse3 main_~main__index2~0 1)) (or (let ((.cse6 (select |#memory_int| |main_~#main__array~0.base|)) (.cse7 (* (- 4294967296) .cse8))) (let ((.cse4 (select .cse6 (+ |main_~#main__array~0.offset| (* 4 (+ main_~main__index1~0 .cse7)))))) (<= .cse4 (let ((.cse5 (select .cse6 (+ (* 4 (+ main_~main__index1~0 (+ .cse7 (- 1)))) |main_~#main__array~0.offset|)))) (+ (* 4294967296 (div (+ (- .cse5) .cse4) 4294967296)) .cse5))))) (<= .cse2 (+ .cse3 main_~main__index2~0)))))))) [2018-10-26 23:02:15,883 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 37) no Hoare annotation was computed. [2018-10-26 23:02:15,883 INFO L425 ceAbstractionStarter]: For program point L57(lines 57 83) no Hoare annotation was computed. [2018-10-26 23:02:15,883 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 147) no Hoare annotation was computed. [2018-10-26 23:02:15,883 INFO L421 ceAbstractionStarter]: At program point L82(lines 57 83) the Hoare annotation is: (and (= main_~__VERIFIER_assert__cond~0 1) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (<= (+ main_~main__index1~0 (* 4294967296 (div (+ main_~main__index2~0 4294867297) 4294967296))) (+ (* 4294967296 (div (+ main_~main__index1~0 (- 1)) 4294967296)) main_~main__index2~0 1)) (<= (+ main_~main__index1~0 (* 4294967296 (div main_~main__index2~0 4294967296)) 1) (+ (* 4294967296 (div main_~main__index1~0 4294967296)) main_~main__index2~0))) [2018-10-26 23:02:15,883 INFO L425 ceAbstractionStarter]: For program point L16(lines 16 190) no Hoare annotation was computed. [2018-10-26 23:02:15,884 INFO L421 ceAbstractionStarter]: At program point L74(lines 41 134) the Hoare annotation is: (let ((.cse1 (* 4294967296 (div main_~main__index2~0 4294967296)))) (let ((.cse0 (= main_~__VERIFIER_assert__cond~0 1)) (.cse2 (<= (+ main_~main__index1~0 .cse1 1) (+ (* 4294967296 (div main_~main__index1~0 4294967296)) main_~main__index2~0)))) (or (and (and .cse0 (not (= 0 main_~__VERIFIER_assert__cond~1))) (<= (+ main_~main__index1~0 (* 4294967296 (div (+ main_~main__index2~0 4294867297) 4294967296))) (+ (* 4294967296 (div (+ main_~main__index1~0 (- 1)) 4294967296)) main_~main__index2~0 1)) (<= main_~main__index2~0 (+ .cse1 99998)) .cse2) (and (= main_~main____CPAchecker_TMP_0~0 1) (<= main_~main__index2~0 (+ .cse1 99999)) .cse0 .cse2)))) [2018-10-26 23:02:15,884 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-10-26 23:02:15,884 INFO L425 ceAbstractionStarter]: For program point L66(lines 66 75) no Hoare annotation was computed. [2018-10-26 23:02:15,884 INFO L425 ceAbstractionStarter]: For program point L99-1(line 99) no Hoare annotation was computed. [2018-10-26 23:02:15,884 INFO L425 ceAbstractionStarter]: For program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 104) no Hoare annotation was computed. [2018-10-26 23:02:15,890 INFO L425 ceAbstractionStarter]: For program point L99-2(line 99) no Hoare annotation was computed. [2018-10-26 23:02:15,891 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-26 23:02:15,891 INFO L425 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-10-26 23:02:15,891 INFO L425 ceAbstractionStarter]: For program point L157-2(line 157) no Hoare annotation was computed. [2018-10-26 23:02:15,891 INFO L421 ceAbstractionStarter]: At program point L141(lines 26 142) the Hoare annotation is: (let ((.cse0 (* 4294967296 (div main_~main__index2~0 4294967296)))) (and (= main_~main____CPAchecker_TMP_0~0 1) (<= main_~main__index2~0 (+ .cse0 99999)) (= main_~main__loop_entered~0 0) (<= (+ main_~main__index1~0 .cse0 1) (+ (* 4294967296 (div main_~main__index1~0 4294967296)) main_~main__index2~0)))) [2018-10-26 23:02:15,891 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 127) no Hoare annotation was computed. [2018-10-26 23:02:15,891 INFO L425 ceAbstractionStarter]: For program point L26(lines 26 142) no Hoare annotation was computed. [2018-10-26 23:02:15,891 INFO L421 ceAbstractionStarter]: At program point L167(lines 21 180) the Hoare annotation is: (let ((.cse4 (div (+ main_~main__index1~0 (- 1)) 4294967296))) (and (not (= 0 main_~__VERIFIER_assert__cond~2)) (= main_~__VERIFIER_assert__cond~0 1) (let ((.cse2 (select |#memory_int| |main_~#main__array~0.base|)) (.cse3 (* (- 4294967296) .cse4))) (let ((.cse0 (select .cse2 (+ |main_~#main__array~0.offset| (* 4 (+ main_~main__index1~0 .cse3)))))) (<= .cse0 (let ((.cse1 (select .cse2 (+ (* 4 (+ main_~main__index1~0 (+ .cse3 (- 1)))) |main_~#main__array~0.offset|)))) (+ (* 4294967296 (div (+ (- .cse1) .cse0) 4294967296)) .cse1))))) (<= (+ main_~main__index1~0 (* 4294967296 (div (+ main_~main__index2~0 4294867297) 4294967296))) (+ (* 4294967296 .cse4) main_~main__index2~0 1)) (<= (+ (* 4294967296 (div main_~main__index1~0 4294967296)) main_~main__index2~0 1) (+ main_~main__index1~0 (* 4294967296 (div main_~main__index2~0 4294967296)))))) [2018-10-26 23:02:15,891 INFO L425 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-10-26 23:02:15,891 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 134) no Hoare annotation was computed. [2018-10-26 23:02:15,897 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,898 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,898 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,899 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,904 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,905 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,905 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,905 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,907 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,907 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,908 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,908 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,908 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,908 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,909 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,909 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:15,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 11:02:15 BoogieIcfgContainer [2018-10-26 23:02:15,911 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 23:02:15,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:02:15,911 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:02:15,912 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:02:15,924 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:01:28" (3/4) ... [2018-10-26 23:02:15,927 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:02:15,934 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 23:02:15,935 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 23:02:15,940 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2018-10-26 23:02:15,942 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-10-26 23:02:15,942 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 23:02:15,993 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a6987cdf-2653-4b41-9bb8-503abd62a880/bin-2019/uautomizer/witness.graphml [2018-10-26 23:02:15,993 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:02:15,994 INFO L168 Benchmark]: Toolchain (without parser) took 48524.78 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.9 MB). Free memory was 960.7 MB in the beginning and 1.2 GB in the end (delta: -234.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:02:15,994 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-10-26 23:02:15,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.68 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 946.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:15,995 INFO L168 Benchmark]: Boogie Preprocessor took 31.70 ms. Allocated memory is still 1.0 GB. Free memory is still 946.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:02:15,995 INFO L168 Benchmark]: RCFGBuilder took 566.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -196.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:15,995 INFO L168 Benchmark]: TraceAbstraction took 47616.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 50.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -58.3 MB). Peak memory consumption was 305.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:15,996 INFO L168 Benchmark]: Witness Printer took 81.65 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: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:16,000 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 224.68 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 946.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.70 ms. Allocated memory is still 1.0 GB. Free memory is still 946.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 566.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -196.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 47616.73 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 50.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -58.3 MB). Peak memory consumption was 305.5 MB. Max. memory is 11.5 GB. * Witness Printer took 81.65 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: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 162]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 104]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 37]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 21]: Loop Invariant [2018-10-26 23:02:16,003 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,004 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,004 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,013 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,014 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,014 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,014 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,014 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((!(0 == __VERIFIER_assert__cond) && __VERIFIER_assert__cond == 1) && unknown-#memory_int-unknown[main__array][main__array + 4 * (main__index1 + -4294967296 * ((main__index1 + -1) / 4294967296))] <= 4294967296 * ((-unknown-#memory_int-unknown[main__array][4 * (main__index1 + (-4294967296 * ((main__index1 + -1) / 4294967296) + -1)) + main__array] + unknown-#memory_int-unknown[main__array][main__array + 4 * (main__index1 + -4294967296 * ((main__index1 + -1) / 4294967296))]) / 4294967296) + unknown-#memory_int-unknown[main__array][4 * (main__index1 + (-4294967296 * ((main__index1 + -1) / 4294967296) + -1)) + main__array]) && main__index1 + 4294967296 * ((main__index2 + 4294867297) / 4294967296) <= 4294967296 * ((main__index1 + -1) / 4294967296) + main__index2 + 1) && 4294967296 * (main__index1 / 4294967296) + main__index2 + 1 <= main__index1 + 4294967296 * (main__index2 / 4294967296) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant [2018-10-26 23:02:16,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,015 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,016 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,016 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,016 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-10-26 23:02:16,016 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((!(0 == __VERIFIER_assert__cond) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999) && __VERIFIER_assert__cond == 1) && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= 4294967296 * (main__index1 / 4294967296) + main__index2) || ((__VERIFIER_assert__cond == 1 && main__index1 + 4294967296 * ((main__index2 + 4294867297) / 4294967296) <= 4294967296 * ((main__index1 + -1) / 4294967296) + main__index2 + 1) && (unknown-#memory_int-unknown[main__array][main__array + 4 * (main__index1 + -4294967296 * ((main__index1 + -1) / 4294967296))] <= 4294967296 * ((-unknown-#memory_int-unknown[main__array][4 * (main__index1 + (-4294967296 * ((main__index1 + -1) / 4294967296) + -1)) + main__array] + unknown-#memory_int-unknown[main__array][main__array + 4 * (main__index1 + -4294967296 * ((main__index1 + -1) / 4294967296))]) / 4294967296) + unknown-#memory_int-unknown[main__array][4 * (main__index1 + (-4294967296 * ((main__index1 + -1) / 4294967296) + -1)) + main__array] || main__index1 + 4294967296 * ((main__index2 + 4294867297) / 4294967296) <= 4294967296 * ((main__index1 + -1) / 4294967296) + main__index2)) - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: ((__VERIFIER_assert__cond == 1 && !(0 == main____CPAchecker_TMP_0)) && main__index1 + 4294967296 * ((main__index2 + 4294867297) / 4294967296) <= 4294967296 * ((main__index1 + -1) / 4294967296) + main__index2 + 1) && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= 4294967296 * (main__index1 / 4294967296) + main__index2 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: ((main____CPAchecker_TMP_0 == 1 && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999) && main__loop_entered == 0) && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= 4294967296 * (main__index1 / 4294967296) + main__index2 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: ((((__VERIFIER_assert__cond == 1 && !(0 == __VERIFIER_assert__cond)) && main__index1 + 4294967296 * ((main__index2 + 4294867297) / 4294967296) <= 4294967296 * ((main__index1 + -1) / 4294967296) + main__index2 + 1) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99998) && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= 4294967296 * (main__index1 / 4294967296) + main__index2) || (((main____CPAchecker_TMP_0 == 1 && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999) && __VERIFIER_assert__cond == 1) && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= 4294967296 * (main__index1 / 4294967296) + main__index2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 71 locations, 4 error locations. SAFE Result, 47.5s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 32.8s AutomataDifference, 0.0s DeadEndRemovalTime, 6.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 341 SDtfs, 366 SDslu, 567 SDs, 0 SdLazy, 362 SolverSat, 30 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 17.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 20 SyntacticMatches, 3 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 21.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=0, 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: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 140 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 12 PreInvPairs, 20 NumberOfFragments, 453 HoareAnnotationTreeSize, 12 FomulaSimplifications, 1179 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 253 FormulaSimplificationTreeSizeReductionInter, 6.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 7.9s InterpolantComputationTime, 162 NumberOfCodeBlocks, 162 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 154 ConstructedInterpolants, 0 QuantifiedInterpolants, 30486 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...