./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse_true-unreach-call_true-valid-memsafety.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d185ad037455b90cde67f589b43e0c5f37430bb .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:38:41,823 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:38:41,824 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:38:41,831 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:38:41,832 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:38:41,832 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:38:41,833 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:38:41,834 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:38:41,835 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:38:41,836 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:38:41,837 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:38:41,837 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:38:41,837 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:38:41,838 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:38:41,839 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:38:41,839 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:38:41,840 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:38:41,841 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:38:41,843 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:38:41,844 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:38:41,844 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:38:41,845 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:38:41,847 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:38:41,847 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:38:41,847 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:38:41,848 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:38:41,848 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:38:41,849 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:38:41,849 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:38:41,850 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:38:41,850 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:38:41,851 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:38:41,851 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:38:41,851 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:38:41,851 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:38:41,852 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:38:41,852 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 13:38:41,860 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:38:41,860 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:38:41,860 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:38:41,861 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 13:38:41,861 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 13:38:41,861 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 13:38:41,861 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 13:38:41,861 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 13:38:41,861 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 13:38:41,861 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 13:38:41,862 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 13:38:41,862 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 13:38:41,862 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 13:38:41,862 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:38:41,862 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:38:41,863 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:38:41,863 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:38:41,863 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:38:41,863 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:38:41,863 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:38:41,863 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:38:41,863 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:38:41,864 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:38:41,864 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:38:41,864 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:38:41,864 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:38:41,864 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:38:41,864 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:38:41,864 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 13:38:41,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:38:41,865 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:38:41,865 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:38:41,865 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:38:41,865 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 13:38:41,865 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:38:41,865 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:38:41,865 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 13:38:41,866 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan 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 -> Taipan 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 -> 3d185ad037455b90cde67f589b43e0c5f37430bb [2018-11-18 13:38:41,888 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:38:41,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:38:41,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:38:41,901 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:38:41,901 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:38:41,902 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/../../sv-benchmarks/c/list-simple/sll2n_update_all_reverse_true-unreach-call_true-valid-memsafety.i [2018-11-18 13:38:41,942 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/data/af3eb0177/042cf295794f4ac48f369dae5d20ee77/FLAGe8c0ca316 [2018-11-18 13:38:42,372 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:38:42,372 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/sv-benchmarks/c/list-simple/sll2n_update_all_reverse_true-unreach-call_true-valid-memsafety.i [2018-11-18 13:38:42,379 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/data/af3eb0177/042cf295794f4ac48f369dae5d20ee77/FLAGe8c0ca316 [2018-11-18 13:38:42,388 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/data/af3eb0177/042cf295794f4ac48f369dae5d20ee77 [2018-11-18 13:38:42,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:38:42,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:38:42,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:38:42,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:38:42,393 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:38:42,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@591e95ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42, skipping insertion in model container [2018-11-18 13:38:42,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:38:42,428 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:38:42,621 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:38:42,628 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:38:42,707 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:38:42,732 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:38:42,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42 WrapperNode [2018-11-18 13:38:42,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:38:42,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:38:42,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:38:42,733 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:38:42,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,755 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:38:42,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:38:42,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:38:42,755 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:38:42,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... [2018-11-18 13:38:42,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:38:42,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:38:42,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:38:42,777 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:38:42,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 13:38:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2018-11-18 13:38:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2018-11-18 13:38:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2018-11-18 13:38:42,816 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2018-11-18 13:38:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:38:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 13:38:42,816 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2018-11-18 13:38:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2018-11-18 13:38:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:38:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-11-18 13:38:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2018-11-18 13:38:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2018-11-18 13:38:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 13:38:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2018-11-18 13:38:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2018-11-18 13:38:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 13:38:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 13:38:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 13:38:42,817 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 13:38:42,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 13:38:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 13:38:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 13:38:42,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:38:42,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:38:43,092 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:38:43,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:38:43 BoogieIcfgContainer [2018-11-18 13:38:43,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:38:43,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 13:38:43,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 13:38:43,095 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 13:38:43,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 01:38:42" (1/3) ... [2018-11-18 13:38:43,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@586af724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:38:43, skipping insertion in model container [2018-11-18 13:38:43,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:38:42" (2/3) ... [2018-11-18 13:38:43,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@586af724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 01:38:43, skipping insertion in model container [2018-11-18 13:38:43,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:38:43" (3/3) ... [2018-11-18 13:38:43,098 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse_true-unreach-call_true-valid-memsafety.i [2018-11-18 13:38:43,107 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 13:38:43,115 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 13:38:43,128 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 13:38:43,155 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 13:38:43,155 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 13:38:43,155 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 13:38:43,155 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:38:43,156 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:38:43,156 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 13:38:43,156 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:38:43,156 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 13:38:43,171 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2018-11-18 13:38:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 13:38:43,176 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:38:43,177 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] [2018-11-18 13:38:43,179 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:38:43,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:43,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1048679746, now seen corresponding path program 1 times [2018-11-18 13:38:43,186 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:38:43,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:43,230 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:38:43,230 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:43,230 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:38:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:38:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:38:43,291 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:38:43,292 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 13:38:43,292 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:38:43,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 13:38:43,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 13:38:43,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:38:43,306 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2018-11-18 13:38:43,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:38:43,324 INFO L93 Difference]: Finished difference Result 101 states and 126 transitions. [2018-11-18 13:38:43,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 13:38:43,325 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 26 [2018-11-18 13:38:43,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:38:43,330 INFO L225 Difference]: With dead ends: 101 [2018-11-18 13:38:43,330 INFO L226 Difference]: Without dead ends: 47 [2018-11-18 13:38:43,333 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 13:38:43,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-11-18 13:38:43,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2018-11-18 13:38:43,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-18 13:38:43,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 51 transitions. [2018-11-18 13:38:43,360 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 51 transitions. Word has length 26 [2018-11-18 13:38:43,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:38:43,360 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 51 transitions. [2018-11-18 13:38:43,360 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 13:38:43,360 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2018-11-18 13:38:43,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 13:38:43,361 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:38:43,361 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:38:43,361 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:38:43,362 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:43,362 INFO L82 PathProgramCache]: Analyzing trace with hash 360214037, now seen corresponding path program 1 times [2018-11-18 13:38:43,362 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:38:43,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:43,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:38:43,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:43,364 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:38:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:38:43,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:38:43,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:38:43,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 13:38:43,424 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:38:43,426 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 13:38:43,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 13:38:43,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 13:38:43,427 INFO L87 Difference]: Start difference. First operand 47 states and 51 transitions. Second operand 4 states. [2018-11-18 13:38:43,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:38:43,484 INFO L93 Difference]: Finished difference Result 74 states and 82 transitions. [2018-11-18 13:38:43,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 13:38:43,484 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2018-11-18 13:38:43,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:38:43,486 INFO L225 Difference]: With dead ends: 74 [2018-11-18 13:38:43,486 INFO L226 Difference]: Without dead ends: 59 [2018-11-18 13:38:43,487 INFO L604 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 [2018-11-18 13:38:43,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-11-18 13:38:43,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 49. [2018-11-18 13:38:43,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-11-18 13:38:43,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 53 transitions. [2018-11-18 13:38:43,495 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 53 transitions. Word has length 29 [2018-11-18 13:38:43,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:38:43,495 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 53 transitions. [2018-11-18 13:38:43,495 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 13:38:43,495 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2018-11-18 13:38:43,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 13:38:43,496 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:38:43,496 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 13:38:43,496 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:38:43,496 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:43,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1960186550, now seen corresponding path program 1 times [2018-11-18 13:38:43,496 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:38:43,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:43,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:38:43,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:43,497 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:38:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:38:43,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:38:43,537 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:38:43,537 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:38:43,537 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:38:43,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 13:38:43,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 13:38:43,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 13:38:43,538 INFO L87 Difference]: Start difference. First operand 49 states and 53 transitions. Second operand 5 states. [2018-11-18 13:38:43,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:38:43,582 INFO L93 Difference]: Finished difference Result 85 states and 94 transitions. [2018-11-18 13:38:43,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 13:38:43,583 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 39 [2018-11-18 13:38:43,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:38:43,584 INFO L225 Difference]: With dead ends: 85 [2018-11-18 13:38:43,584 INFO L226 Difference]: Without dead ends: 54 [2018-11-18 13:38:43,584 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:38:43,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-18 13:38:43,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 51. [2018-11-18 13:38:43,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-18 13:38:43,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2018-11-18 13:38:43,591 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 39 [2018-11-18 13:38:43,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:38:43,591 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2018-11-18 13:38:43,591 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 13:38:43,591 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2018-11-18 13:38:43,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-18 13:38:43,592 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:38:43,592 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 13:38:43,592 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:38:43,593 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:43,593 INFO L82 PathProgramCache]: Analyzing trace with hash -925187627, now seen corresponding path program 1 times [2018-11-18 13:38:43,593 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:38:43,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:43,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:38:43,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:43,594 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:38:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:38:43,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 13:38:43,666 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:38:43,666 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:38:43,667 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 50 with the following transitions: [2018-11-18 13:38:43,669 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [14], [15], [16], [18], [22], [25], [27], [30], [34], [38], [43], [45], [48], [58], [65], [66], [82], [86], [89], [91], [93], [95], [99], [100], [104], [108], [112], [118], [119], [120], [126], [128], [129], [130], [131], [132], [133], [134], [135], [138], [139], [140], [141], [142] [2018-11-18 13:38:43,695 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:38:43,695 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:38:43,875 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 13:38:43,877 INFO L272 AbstractInterpreter]: Visited 30 different actions 66 times. Merged at 8 different actions 18 times. Never widened. Performed 462 root evaluator evaluations with a maximum evaluation depth of 4. Performed 462 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 2 fixpoints after 2 different actions. Largest state had 27 variables. [2018-11-18 13:38:43,898 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:43,898 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 13:38:43,972 INFO L227 lantSequenceWeakener]: Weakened 30 states. On average, predicates are now at 77.24% of their original sizes. [2018-11-18 13:38:43,972 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 13:38:44,216 INFO L415 sIntCurrentIteration]: We unified 48 AI predicates to 48 [2018-11-18 13:38:44,216 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 13:38:44,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:38:44,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [5] total 20 [2018-11-18 13:38:44,217 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:38:44,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-18 13:38:44,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-18 13:38:44,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2018-11-18 13:38:44,218 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand 17 states. [2018-11-18 13:38:44,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:38:44,777 INFO L93 Difference]: Finished difference Result 86 states and 96 transitions. [2018-11-18 13:38:44,777 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 13:38:44,777 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 49 [2018-11-18 13:38:44,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:38:44,778 INFO L225 Difference]: With dead ends: 86 [2018-11-18 13:38:44,778 INFO L226 Difference]: Without dead ends: 61 [2018-11-18 13:38:44,779 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 57 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=566, Unknown=0, NotChecked=0, Total=650 [2018-11-18 13:38:44,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2018-11-18 13:38:44,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 60. [2018-11-18 13:38:44,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-11-18 13:38:44,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 65 transitions. [2018-11-18 13:38:44,786 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 65 transitions. Word has length 49 [2018-11-18 13:38:44,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:38:44,786 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 65 transitions. [2018-11-18 13:38:44,786 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-18 13:38:44,786 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2018-11-18 13:38:44,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-18 13:38:44,787 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:38:44,787 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 13:38:44,789 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:38:44,790 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:44,790 INFO L82 PathProgramCache]: Analyzing trace with hash -1631196401, now seen corresponding path program 1 times [2018-11-18 13:38:44,790 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:38:44,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:44,791 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:38:44,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:44,791 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:38:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:38:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:38:44,842 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:38:44,842 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:38:44,842 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 52 with the following transitions: [2018-11-18 13:38:44,843 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [10], [14], [15], [16], [18], [22], [25], [27], [30], [34], [38], [43], [45], [48], [58], [65], [66], [82], [86], [89], [91], [93], [95], [99], [100], [104], [108], [112], [118], [119], [120], [126], [128], [129], [130], [131], [132], [133], [134], [135], [138], [139], [140], [141], [142] [2018-11-18 13:38:44,845 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:38:44,845 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:38:44,960 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-18 13:38:44,961 INFO L272 AbstractInterpreter]: Visited 42 different actions 131 times. Merged at 17 different actions 46 times. Never widened. Performed 870 root evaluator evaluations with a maximum evaluation depth of 4. Performed 870 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 9 fixpoints after 5 different actions. Largest state had 27 variables. [2018-11-18 13:38:44,970 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:44,970 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-18 13:38:45,020 INFO L227 lantSequenceWeakener]: Weakened 43 states. On average, predicates are now at 81.46% of their original sizes. [2018-11-18 13:38:45,020 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-18 13:38:45,172 INFO L415 sIntCurrentIteration]: We unified 50 AI predicates to 50 [2018-11-18 13:38:45,173 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-18 13:38:45,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 13:38:45,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [5] total 22 [2018-11-18 13:38:45,173 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:38:45,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 13:38:45,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 13:38:45,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2018-11-18 13:38:45,174 INFO L87 Difference]: Start difference. First operand 60 states and 65 transitions. Second operand 19 states. [2018-11-18 13:38:45,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:38:45,941 INFO L93 Difference]: Finished difference Result 91 states and 100 transitions. [2018-11-18 13:38:45,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 13:38:45,941 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 51 [2018-11-18 13:38:45,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:38:45,942 INFO L225 Difference]: With dead ends: 91 [2018-11-18 13:38:45,942 INFO L226 Difference]: Without dead ends: 77 [2018-11-18 13:38:45,942 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 60 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2018-11-18 13:38:45,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2018-11-18 13:38:45,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 71. [2018-11-18 13:38:45,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-11-18 13:38:45,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 77 transitions. [2018-11-18 13:38:45,949 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 77 transitions. Word has length 51 [2018-11-18 13:38:45,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:38:45,949 INFO L480 AbstractCegarLoop]: Abstraction has 71 states and 77 transitions. [2018-11-18 13:38:45,949 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 13:38:45,950 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 77 transitions. [2018-11-18 13:38:45,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 13:38:45,951 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:38:45,951 INFO L375 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] [2018-11-18 13:38:45,952 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:38:45,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:45,952 INFO L82 PathProgramCache]: Analyzing trace with hash -1818186731, now seen corresponding path program 1 times [2018-11-18 13:38:45,952 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:38:45,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:45,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:38:45,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:45,955 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:38:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:38:46,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 13:38:46,002 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:38:46,002 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:38:46,002 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 54 with the following transitions: [2018-11-18 13:38:46,002 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [10], [14], [15], [16], [18], [22], [25], [27], [30], [34], [38], [43], [45], [48], [58], [65], [66], [82], [86], [89], [91], [93], [95], [99], [100], [104], [108], [112], [114], [118], [119], [120], [126], [128], [129], [130], [131], [132], [133], [134], [135], [138], [139], [140], [141], [142] [2018-11-18 13:38:46,004 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:38:46,004 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:38:46,072 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:38:46,072 INFO L272 AbstractInterpreter]: Visited 49 different actions 138 times. Merged at 17 different actions 47 times. Never widened. Performed 828 root evaluator evaluations with a maximum evaluation depth of 4. Performed 828 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 12 fixpoints after 6 different actions. Largest state had 27 variables. [2018-11-18 13:38:46,074 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:46,075 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:38:46,075 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:38:46,076 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:38:46,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:38:46,086 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:38:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:38:46,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:38:46,194 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 13:38:46,194 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:38:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 13:38:46,331 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:38:46,331 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 10 [2018-11-18 13:38:46,331 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:38:46,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 13:38:46,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 13:38:46,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:38:46,332 INFO L87 Difference]: Start difference. First operand 71 states and 77 transitions. Second operand 8 states. [2018-11-18 13:38:46,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:38:46,413 INFO L93 Difference]: Finished difference Result 140 states and 155 transitions. [2018-11-18 13:38:46,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 13:38:46,415 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2018-11-18 13:38:46,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:38:46,415 INFO L225 Difference]: With dead ends: 140 [2018-11-18 13:38:46,415 INFO L226 Difference]: Without dead ends: 89 [2018-11-18 13:38:46,416 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 99 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2018-11-18 13:38:46,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2018-11-18 13:38:46,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 79. [2018-11-18 13:38:46,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-11-18 13:38:46,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 86 transitions. [2018-11-18 13:38:46,424 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 86 transitions. Word has length 53 [2018-11-18 13:38:46,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:38:46,424 INFO L480 AbstractCegarLoop]: Abstraction has 79 states and 86 transitions. [2018-11-18 13:38:46,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 13:38:46,425 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2018-11-18 13:38:46,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-18 13:38:46,426 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:38:46,426 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:38:46,427 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:38:46,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:38:46,427 INFO L82 PathProgramCache]: Analyzing trace with hash 363748885, now seen corresponding path program 2 times [2018-11-18 13:38:46,427 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:38:46,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:46,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:38:46,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:38:46,428 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:38:46,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:38:47,154 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:38:47,154 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:38:47,154 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:38:47,154 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-18 13:38:47,155 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-18 13:38:47,155 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:38:47,155 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:38:47,169 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-18 13:38:47,169 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-18 13:38:47,209 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-18 13:38:47,210 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 13:38:47,215 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:38:47,249 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-18 13:38:47,251 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,253 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,253 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-18 13:38:47,351 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 13:38:47,352 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 13:38:47,353 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2018-11-18 13:38:47,353 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,356 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,357 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:11 [2018-11-18 13:38:47,396 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-18 13:38:47,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-18 13:38:47,399 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,400 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,410 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-18 13:38:47,412 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-18 13:38:47,412 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,413 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,418 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,419 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:30, output treesize:19 [2018-11-18 13:38:47,696 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2018-11-18 13:38:47,697 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2018-11-18 13:38:47,697 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,700 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,718 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 13:38:47,718 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:45, output treesize:35 [2018-11-18 13:38:47,813 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2018-11-18 13:38:47,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2018-11-18 13:38:47,815 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,816 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:47,819 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 13:38:47,820 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:19 [2018-11-18 13:38:53,755 WARN L180 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-11-18 13:38:53,761 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 13:38:53,764 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 42 [2018-11-18 13:38:53,766 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-18 13:38:53,766 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:53,769 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:53,778 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 13:38:53,778 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:71, output treesize:60 [2018-11-18 13:38:54,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 62 treesize of output 60 [2018-11-18 13:38:54,091 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 52 [2018-11-18 13:38:54,091 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 13:38:54,104 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 46 [2018-11-18 13:38:54,105 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 13:38:54,116 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-11-18 13:38:54,117 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 13:38:54,128 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-18 13:38:54,147 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 45 [2018-11-18 13:38:54,150 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2018-11-18 13:38:54,150 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,163 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,165 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 50 [2018-11-18 13:38:54,166 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 15 [2018-11-18 13:38:54,167 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,174 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2018-11-18 13:38:54,174 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,180 INFO L267 ElimStorePlain]: Start of recursive call 8: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,196 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 36 [2018-11-18 13:38:54,202 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2018-11-18 13:38:54,202 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,216 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2018-11-18 13:38:54,217 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,224 INFO L267 ElimStorePlain]: Start of recursive call 11: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,226 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2018-11-18 13:38:54,227 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2018-11-18 13:38:54,228 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,239 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,252 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:38:54,252 INFO L202 ElimStorePlain]: Needed 15 recursive calls to eliminate 5 variables, input treesize:79, output treesize:7 [2018-11-18 13:38:54,306 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 13:38:54,307 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:38:54,980 WARN L180 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-11-18 13:38:54,986 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-11-18 13:38:55,720 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-11-18 13:38:55,724 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-11-18 13:38:55,732 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-11-18 13:39:02,696 WARN L180 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 82 [2018-11-18 13:39:02,701 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-11-18 13:39:02,707 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-11-18 13:39:02,713 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-11-18 13:39:11,381 WARN L180 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 81 [2018-11-18 13:39:11,416 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 53 [2018-11-18 13:39:11,429 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2018-11-18 13:39:11,429 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,441 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2018-11-18 13:39:11,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 7 [2018-11-18 13:39:11,443 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,444 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,445 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2018-11-18 13:39:11,447 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2018-11-18 13:39:11,447 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,450 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,461 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-11-18 13:39:11,479 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 53 [2018-11-18 13:39:11,495 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2018-11-18 13:39:11,496 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,507 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 28 [2018-11-18 13:39:11,509 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 7 [2018-11-18 13:39:11,509 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,510 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,511 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2018-11-18 13:39:11,513 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2018-11-18 13:39:11,513 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,515 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,524 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2018-11-18 13:39:11,547 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: and 5 xjuncts. [2018-11-18 13:39:11,548 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:167, output treesize:59 [2018-11-18 13:39:11,695 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 64 [2018-11-18 13:39:11,713 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-18 13:39:11,713 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,724 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 36 [2018-11-18 13:39:11,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2018-11-18 13:39:11,727 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,734 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2018-11-18 13:39:11,734 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,745 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2018-11-18 13:39:11,746 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2018-11-18 13:39:11,749 INFO L267 ElimStorePlain]: Start of recursive call 4: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-18 13:39:11,756 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-18 13:39:11,782 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 64 [2018-11-18 13:39:11,799 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 8 [2018-11-18 13:39:11,800 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,810 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 36 [2018-11-18 13:39:11,818 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2018-11-18 13:39:11,818 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 2 xjuncts. [2018-11-18 13:39:11,826 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2018-11-18 13:39:11,826 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,832 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 9 [2018-11-18 13:39:11,832 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:11,837 INFO L267 ElimStorePlain]: Start of recursive call 10: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2018-11-18 13:39:11,844 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 3 xjuncts. [2018-11-18 13:39:11,875 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-11-18 13:39:11,875 INFO L202 ElimStorePlain]: Needed 13 recursive calls to eliminate 8 variables, input treesize:143, output treesize:195 [2018-11-18 13:39:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:39:12,847 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:39:12,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 31, 29] total 76 [2018-11-18 13:39:12,847 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:39:12,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-11-18 13:39:12,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-11-18 13:39:12,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=267, Invalid=5410, Unknown=23, NotChecked=0, Total=5700 [2018-11-18 13:39:12,849 INFO L87 Difference]: Start difference. First operand 79 states and 86 transitions. Second operand 54 states. [2018-11-18 13:39:25,457 WARN L180 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 34 [2018-11-18 13:39:44,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:39:44,695 INFO L93 Difference]: Finished difference Result 182 states and 208 transitions. [2018-11-18 13:39:44,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-11-18 13:39:44,696 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 73 [2018-11-18 13:39:44,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:39:44,698 INFO L225 Difference]: With dead ends: 182 [2018-11-18 13:39:44,698 INFO L226 Difference]: Without dead ends: 180 [2018-11-18 13:39:44,700 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 97 SyntacticMatches, 7 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2393 ImplicationChecksByTransitivity, 32.7s TimeCoverageRelationStatistics Valid=694, Invalid=10397, Unknown=39, NotChecked=0, Total=11130 [2018-11-18 13:39:44,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2018-11-18 13:39:44,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 115. [2018-11-18 13:39:44,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-18 13:39:44,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 129 transitions. [2018-11-18 13:39:44,717 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 129 transitions. Word has length 73 [2018-11-18 13:39:44,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:39:44,718 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 129 transitions. [2018-11-18 13:39:44,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-11-18 13:39:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 129 transitions. [2018-11-18 13:39:44,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 13:39:44,719 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:39:44,719 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:39:44,719 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:39:44,720 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:39:44,720 INFO L82 PathProgramCache]: Analyzing trace with hash -231180901, now seen corresponding path program 3 times [2018-11-18 13:39:44,720 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:39:44,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:44,721 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:39:44,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:44,721 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:39:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:39:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 13:39:44,785 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:44,785 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:39:44,785 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-18 13:39:44,785 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-18 13:39:44,785 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:44,785 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:39:44,805 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-18 13:39:44,805 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder TERMS_WITH_SMALL_CONSTANTS_FIRST (IT: FPandBP) [2018-11-18 13:39:44,843 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-18 13:39:44,843 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 13:39:44,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:39:44,859 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 13:39:44,859 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:39:44,939 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 13:39:44,955 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:39:44,955 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [7, 7] total 9 [2018-11-18 13:39:44,955 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:39:44,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:39:44,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:39:44,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:39:44,956 INFO L87 Difference]: Start difference. First operand 115 states and 129 transitions. Second operand 7 states. [2018-11-18 13:39:45,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:39:45,088 INFO L93 Difference]: Finished difference Result 141 states and 159 transitions. [2018-11-18 13:39:45,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:39:45,089 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 75 [2018-11-18 13:39:45,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:39:45,090 INFO L225 Difference]: With dead ends: 141 [2018-11-18 13:39:45,090 INFO L226 Difference]: Without dead ends: 112 [2018-11-18 13:39:45,090 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 145 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:39:45,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-11-18 13:39:45,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2018-11-18 13:39:45,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-11-18 13:39:45,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 123 transitions. [2018-11-18 13:39:45,104 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 123 transitions. Word has length 75 [2018-11-18 13:39:45,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:39:45,104 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 123 transitions. [2018-11-18 13:39:45,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:39:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 123 transitions. [2018-11-18 13:39:45,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 13:39:45,105 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:39:45,107 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:39:45,107 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:39:45,107 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:39:45,107 INFO L82 PathProgramCache]: Analyzing trace with hash -160834993, now seen corresponding path program 4 times [2018-11-18 13:39:45,107 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:39:45,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:45,108 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:39:45,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:45,109 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:39:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:39:45,172 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:39:45,172 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:45,173 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:39:45,173 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-18 13:39:45,173 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-18 13:39:45,173 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:45,173 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:39:45,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:39:45,182 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:39:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:39:45,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:39:45,211 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:39:45,211 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:39:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:39:45,300 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:39:45,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [7, 7] total 8 [2018-11-18 13:39:45,300 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:39:45,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:39:45,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:39:45,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:39:45,301 INFO L87 Difference]: Start difference. First operand 112 states and 123 transitions. Second operand 7 states. [2018-11-18 13:39:45,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:39:45,378 INFO L93 Difference]: Finished difference Result 160 states and 175 transitions. [2018-11-18 13:39:45,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:39:45,379 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 75 [2018-11-18 13:39:45,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:39:45,380 INFO L225 Difference]: With dead ends: 160 [2018-11-18 13:39:45,380 INFO L226 Difference]: Without dead ends: 112 [2018-11-18 13:39:45,381 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 145 SyntacticMatches, 5 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:39:45,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2018-11-18 13:39:45,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 107. [2018-11-18 13:39:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2018-11-18 13:39:45,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 115 transitions. [2018-11-18 13:39:45,394 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 115 transitions. Word has length 75 [2018-11-18 13:39:45,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:39:45,394 INFO L480 AbstractCegarLoop]: Abstraction has 107 states and 115 transitions. [2018-11-18 13:39:45,394 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:39:45,394 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 115 transitions. [2018-11-18 13:39:45,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-18 13:39:45,395 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:39:45,396 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:39:45,396 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:39:45,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:39:45,396 INFO L82 PathProgramCache]: Analyzing trace with hash -1747202545, now seen corresponding path program 5 times [2018-11-18 13:39:45,396 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:39:45,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:45,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:39:45,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:45,397 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:39:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:39:45,454 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:39:45,454 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:45,454 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:39:45,454 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-18 13:39:45,454 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-18 13:39:45,455 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:45,455 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:39:45,462 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-18 13:39:45,463 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-18 13:39:45,504 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-11-18 13:39:45,504 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 13:39:45,506 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:39:45,513 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:39:45,513 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:39:45,586 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:39:45,602 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:39:45,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 9 [2018-11-18 13:39:45,602 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:39:45,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:39:45,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:39:45,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-18 13:39:45,603 INFO L87 Difference]: Start difference. First operand 107 states and 115 transitions. Second operand 7 states. [2018-11-18 13:39:45,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:39:45,636 INFO L93 Difference]: Finished difference Result 129 states and 137 transitions. [2018-11-18 13:39:45,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:39:45,636 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 75 [2018-11-18 13:39:45,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:39:45,637 INFO L225 Difference]: With dead ends: 129 [2018-11-18 13:39:45,637 INFO L226 Difference]: Without dead ends: 83 [2018-11-18 13:39:45,638 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 146 SyntacticMatches, 4 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-18 13:39:45,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-11-18 13:39:45,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-11-18 13:39:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-11-18 13:39:45,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 87 transitions. [2018-11-18 13:39:45,647 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 87 transitions. Word has length 75 [2018-11-18 13:39:45,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:39:45,647 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 87 transitions. [2018-11-18 13:39:45,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:39:45,647 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 87 transitions. [2018-11-18 13:39:45,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 13:39:45,648 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:39:45,648 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:39:45,648 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:39:45,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:39:45,649 INFO L82 PathProgramCache]: Analyzing trace with hash -480190007, now seen corresponding path program 1 times [2018-11-18 13:39:45,649 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:39:45,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:45,650 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:39:45,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:45,650 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:39:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:39:46,088 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 24 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:39:46,088 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:46,088 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:39:46,088 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 86 with the following transitions: [2018-11-18 13:39:46,088 INFO L202 CegarAbsIntRunner]: [0], [4], [8], [10], [14], [15], [16], [18], [22], [25], [27], [30], [34], [38], [43], [45], [48], [50], [52], [58], [65], [66], [82], [86], [89], [91], [93], [95], [99], [100], [104], [108], [112], [114], [118], [119], [120], [126], [128], [129], [130], [131], [132], [133], [134], [135], [138], [139], [140], [141], [142] [2018-11-18 13:39:46,089 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 13:39:46,090 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 13:39:46,195 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 13:39:46,195 INFO L272 AbstractInterpreter]: Visited 51 different actions 210 times. Merged at 31 different actions 89 times. Never widened. Performed 1260 root evaluator evaluations with a maximum evaluation depth of 4. Performed 1260 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 19 fixpoints after 9 different actions. Largest state had 27 variables. [2018-11-18 13:39:46,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:39:46,197 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 13:39:46,197 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:46,197 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:39:46,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:39:46,209 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 13:39:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:39:46,245 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:39:46,356 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-11-18 13:39:46,358 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-18 13:39:46,358 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:46,360 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:46,361 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:46,361 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2018-11-18 13:39:46,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 42 [2018-11-18 13:39:46,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2018-11-18 13:39:46,849 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:46,870 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2018-11-18 13:39:46,870 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:46,882 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 13:39:46,883 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2018-11-18 13:39:46,883 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:46,889 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:46,894 INFO L267 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-18 13:39:46,895 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:60, output treesize:27 [2018-11-18 13:39:46,943 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:39:46,943 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:39:47,302 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2018-11-18 13:39:47,303 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-11-18 13:39:47,304 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,308 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,310 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 28 [2018-11-18 13:39:47,311 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-11-18 13:39:47,311 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,315 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,323 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 28 [2018-11-18 13:39:47,325 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2018-11-18 13:39:47,325 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,331 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,375 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-11-18 13:39:47,379 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-11-18 13:39:47,379 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,384 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,385 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 26 [2018-11-18 13:39:47,386 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2018-11-18 13:39:47,387 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,393 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 13:39:47,429 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 6 xjuncts. [2018-11-18 13:39:47,429 INFO L202 ElimStorePlain]: Needed 11 recursive calls to eliminate 4 variables, input treesize:69, output treesize:121 [2018-11-18 13:39:47,663 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:39:47,687 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 13:39:47,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 16, 15] total 47 [2018-11-18 13:39:47,688 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 13:39:47,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-11-18 13:39:47,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-11-18 13:39:47,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=2012, Unknown=0, NotChecked=0, Total=2162 [2018-11-18 13:39:47,689 INFO L87 Difference]: Start difference. First operand 83 states and 87 transitions. Second operand 36 states. [2018-11-18 13:39:48,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:39:48,723 INFO L93 Difference]: Finished difference Result 100 states and 104 transitions. [2018-11-18 13:39:48,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-18 13:39:48,723 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 85 [2018-11-18 13:39:48,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:39:48,724 INFO L225 Difference]: With dead ends: 100 [2018-11-18 13:39:48,724 INFO L226 Difference]: Without dead ends: 98 [2018-11-18 13:39:48,725 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 141 SyntacticMatches, 5 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 758 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=405, Invalid=3627, Unknown=0, NotChecked=0, Total=4032 [2018-11-18 13:39:48,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-18 13:39:48,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 86. [2018-11-18 13:39:48,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-11-18 13:39:48,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 90 transitions. [2018-11-18 13:39:48,734 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 90 transitions. Word has length 85 [2018-11-18 13:39:48,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:39:48,734 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 90 transitions. [2018-11-18 13:39:48,734 INFO L481 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-11-18 13:39:48,734 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 90 transitions. [2018-11-18 13:39:48,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 13:39:48,735 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 13:39:48,735 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:39:48,735 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 13:39:48,735 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:39:48,735 INFO L82 PathProgramCache]: Analyzing trace with hash 492362831, now seen corresponding path program 2 times [2018-11-18 13:39:48,735 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 13:39:48,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:48,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:39:48,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:39:48,736 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 13:39:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:39:48,785 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 13:39:48,785 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:48,785 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 13:39:48,785 INFO L184 CegarAbsIntRunner]: Skipping current iteration for AI because we have already analyzed this path program [2018-11-18 13:39:48,786 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: AbsInt can only provide a hoare triple checker if it generated fixpoints [2018-11-18 13:39:48,786 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 13:39:48,786 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 13:39:48,797 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-18 13:39:48,797 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-11-18 13:39:48,825 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-18 13:39:48,825 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 13:39:48,828 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 13:39:48,838 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 13:39:48,839 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 13:39:48,895 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 13:39:48,920 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-11-18 13:39:48,920 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [7, 7] total 8 [2018-11-18 13:39:48,920 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 13:39:48,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 13:39:48,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 13:39:48,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-18 13:39:48,922 INFO L87 Difference]: Start difference. First operand 86 states and 90 transitions. Second operand 7 states. [2018-11-18 13:39:48,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:39:48,963 INFO L93 Difference]: Finished difference Result 106 states and 111 transitions. [2018-11-18 13:39:48,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 13:39:48,964 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2018-11-18 13:39:48,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 13:39:48,964 INFO L225 Difference]: With dead ends: 106 [2018-11-18 13:39:48,964 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 13:39:48,964 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 169 SyntacticMatches, 5 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-11-18 13:39:48,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 13:39:48,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 13:39:48,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 13:39:48,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 13:39:48,965 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2018-11-18 13:39:48,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 13:39:48,965 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 13:39:48,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 13:39:48,965 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 13:39:48,965 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:39:48,968 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 13:39:49,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 13:39:49,287 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2018-11-18 13:39:49,530 WARN L180 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 58 [2018-11-18 13:39:49,909 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 79 [2018-11-18 13:39:50,038 INFO L425 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2018-11-18 13:39:50,038 INFO L425 ceAbstractionStarter]: For program point exitEXIT(lines 560 562) no Hoare annotation was computed. [2018-11-18 13:39:50,038 INFO L428 ceAbstractionStarter]: At program point exitENTRY(lines 560 562) the Hoare annotation is: true [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point exitFINAL(lines 560 562) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point sll_destroyEXIT(lines 581 587) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 586) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L428 ceAbstractionStarter]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: true [2018-11-18 13:39:50,039 INFO L428 ceAbstractionStarter]: At program point L582-3(lines 582 586) the Hoare annotation is: true [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 581 587) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point sll_update_atFINAL(lines 595 601) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point L596-1(lines 596 599) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L421 ceAbstractionStarter]: At program point L596-3(lines 596 599) the Hoare annotation is: (let ((.cse0 (forall ((v_main_~s~0.base_BEFORE_CALL_2 Int)) (or (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) 4) v_main_~s~0.base_BEFORE_CALL_2) (not (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) 4) 0))))) (.cse1 (not (= |sll_update_at_#in~head.offset| 0))) (.cse3 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse4 (= |sll_update_at_#in~head.base| sll_update_at_~head.base))) (and (or .cse0 .cse1 (let ((.cse2 (+ |sll_update_at_#in~head.offset| 4))) (and (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) .cse2)) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) .cse2) sll_update_at_~head.base) .cse3)) (not (= |sll_update_at_#in~index| 1)) (and .cse4 (= sll_update_at_~index 1) .cse3 (= sll_update_at_~head.offset 0)) (not (= |sll_update_at_#in~data| 3))) (let ((.cse5 (= |#memory_int| |old(#memory_int)|))) (or (and .cse5 (<= 1 |sll_update_at_#in~index|)) (or .cse0 .cse1) (and (<= sll_update_at_~index |sll_update_at_#in~index|) .cse3 (and .cse4 (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) .cse5)))))) [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point L596-4(lines 596 599) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point sll_update_atEXIT(lines 595 601) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L421 ceAbstractionStarter]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (or (= |#memory_int| |old(#memory_int)|) (or (forall ((v_main_~s~0.base_BEFORE_CALL_2 Int)) (or (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) 4) v_main_~s~0.base_BEFORE_CALL_2) (not (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) 4) 0)))) (not (= |sll_update_at_#in~head.offset| 0)))) [2018-11-18 13:39:50,039 INFO L421 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (let ((.cse0 (= sll_create_~data 1)) (.cse1 (= sll_create_~head~0.offset 0))) (or (not (= |sll_create_#in~len| 2)) (not (= |sll_create_#in~data| 1)) (and .cse0 (= 1 (select |#valid| sll_create_~head~0.base)) .cse1) (and .cse0 (= |#valid| |old(#valid)|) (<= |sll_create_#in~len| sll_create_~len) (= |#memory_int| |old(#memory_int)|) .cse1))) [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point sll_createEXIT(lines 572 580) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point L575-1(line 575) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point L574-1(lines 574 578) no Hoare annotation was computed. [2018-11-18 13:39:50,039 INFO L425 ceAbstractionStarter]: For program point L574-3(lines 574 578) no Hoare annotation was computed. [2018-11-18 13:39:50,040 INFO L421 ceAbstractionStarter]: At program point L574-4(lines 574 578) the Hoare annotation is: (let ((.cse1 (= 1 (select |#valid| sll_create_~head~0.base))) (.cse0 (= sll_create_~data 1)) (.cse2 (= sll_create_~head~0.offset 0))) (or (and .cse0 .cse1 .cse2 (<= |sll_create_#in~len| (+ sll_create_~len 1))) (not (= |sll_create_#in~len| 2)) (and .cse0 .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4) sll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0) .cse2) (not (= |sll_create_#in~data| 1)) (and .cse0 (= |#valid| |old(#valid)|) (<= |sll_create_#in~len| sll_create_~len) (= |#memory_int| |old(#memory_int)|) .cse2))) [2018-11-18 13:39:50,040 INFO L425 ceAbstractionStarter]: For program point L574-5(lines 574 578) no Hoare annotation was computed. [2018-11-18 13:39:50,040 INFO L421 ceAbstractionStarter]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|)) (not (= |sll_create_#in~len| 2)) (not (= |sll_create_#in~data| 1))) [2018-11-18 13:39:50,040 INFO L425 ceAbstractionStarter]: For program point sll_createFINAL(lines 572 580) no Hoare annotation was computed. [2018-11-18 13:39:50,040 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 13:39:50,040 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 13:39:50,040 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 13:39:50,040 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 13:39:50,040 INFO L421 ceAbstractionStarter]: At program point L609(line 609) the Hoare annotation is: (let ((.cse7 (select |#memory_$Pointer$.base| main_~s~0.base)) (.cse9 (select |#memory_$Pointer$.offset| main_~s~0.base))) (let ((.cse0 (<= 0 main_~s~0.offset)) (.cse1 (= main_~data~0 1)) (.cse2 (= (select .cse9 4) 0)) (.cse3 (not (= (select .cse7 4) main_~s~0.base))) (.cse4 (= main_~len~0 2)) (.cse5 (<= main_~s~0.offset 0))) (or (and .cse0 .cse1 .cse2 (= main_~new_data~0 3) .cse3 (= (+ main_~i~0 1) main_~len~0) .cse4 .cse5) (let ((.cse6 (* 2 main_~len~0))) (and (= .cse6 (+ (let ((.cse8 (+ main_~s~0.offset 4))) (select (select |#memory_int| (select .cse7 .cse8)) (select .cse9 .cse8))) 1)) .cse0 (<= main_~i~0 0) .cse1 .cse2 (<= main_~len~0 main_~new_data~0) .cse3 .cse4 .cse5 (<= (+ main_~new_data~0 2) (+ main_~i~0 .cse6))))))) [2018-11-18 13:39:50,040 INFO L425 ceAbstractionStarter]: For program point L609-1(lines 607 610) no Hoare annotation was computed. [2018-11-18 13:39:50,040 INFO L425 ceAbstractionStarter]: For program point L611-3(lines 611 616) no Hoare annotation was computed. [2018-11-18 13:39:50,040 INFO L421 ceAbstractionStarter]: At program point L611-4(lines 611 616) the Hoare annotation is: (let ((.cse16 (select |#memory_int| main_~s~0.base))) (let ((.cse5 (+ main_~new_data~0 2)) (.cse11 (* 2 main_~len~0)) (.cse2 (select .cse16 0))) (let ((.cse12 (= main_~data~0 1)) (.cse0 (<= main_~len~0 main_~new_data~0)) (.cse1 (+ main_~i~0 main_~len~0)) (.cse7 (+ .cse2 1)) (.cse4 (<= (+ (select .cse16 main_~s~0.offset) 2) .cse11)) (.cse10 (<= .cse5 .cse11)) (.cse13 (= main_~len~0 2))) (or (let ((.cse3 (and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_1) 4)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) 4) v_main_~s~0.base_BEFORE_CALL_1)))) (= main_~s~0.offset 0) .cse12 .cse13)) (.cse6 (+ main_~i~0 .cse11))) (or (and .cse0 (<= .cse1 .cse2) .cse3 .cse4 (<= .cse5 .cse6)) (and .cse0 (<= (+ main_~i~0 2) main_~len~0) .cse3 (<= .cse7 .cse6) (exists ((main_~len~0 Int)) (let ((.cse8 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse9 (* 2 main_~len~0))) (and (<= main_~len~0 main_~expected~0) (<= main_~len~0 .cse8) (<= (+ .cse8 2) .cse9) (<= main_~len~0 2) (<= (+ main_~expected~0 2) .cse9)))) .cse10))) (let ((.cse15 (select |#memory_$Pointer$.offset| main_~s~0.base))) (and (= .cse11 (+ (let ((.cse14 (+ main_~s~0.offset 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) .cse14)) (select .cse15 .cse14))) 1)) (<= 0 main_~s~0.offset) .cse12 (= (select .cse15 4) 0) .cse0 (<= .cse1 .cse7) (= (+ main_~i~0 1) main_~len~0) .cse4 .cse10 .cse13 (<= main_~s~0.offset 0))))))) [2018-11-18 13:39:50,040 INFO L425 ceAbstractionStarter]: For program point L607-1(lines 607 610) no Hoare annotation was computed. [2018-11-18 13:39:50,040 INFO L428 ceAbstractionStarter]: At program point L611-5(lines 611 616) the Hoare annotation is: true [2018-11-18 13:39:50,040 INFO L421 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= main_~data~0 1) (= main_~len~0 2)) [2018-11-18 13:39:50,040 INFO L425 ceAbstractionStarter]: For program point L605-1(line 605) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L421 ceAbstractionStarter]: At program point L607-3(lines 607 610) the Hoare annotation is: (let ((.cse7 (* 2 main_~len~0)) (.cse11 (select |#memory_$Pointer$.base| main_~s~0.base)) (.cse12 (select |#memory_$Pointer$.offset| main_~s~0.base))) (let ((.cse0 (= .cse7 (+ (let ((.cse13 (+ main_~s~0.offset 4))) (select (select |#memory_int| (select .cse11 .cse13)) (select .cse12 .cse13))) 1))) (.cse1 (<= 0 main_~s~0.offset)) (.cse3 (= main_~data~0 1)) (.cse4 (= (select .cse12 4) 0)) (.cse5 (<= main_~i~0 1)) (.cse10 (not (= (select .cse11 4) main_~s~0.base))) (.cse8 (= main_~len~0 2)) (.cse9 (<= main_~s~0.offset 0))) (or (let ((.cse6 (select |#memory_int| main_~s~0.base))) (let ((.cse2 (select .cse6 main_~s~0.offset))) (and .cse0 .cse1 (<= main_~len~0 .cse2) .cse3 .cse4 (<= main_~len~0 main_~new_data~0) .cse5 (<= (+ (select .cse6 0) 1) (+ main_~i~0 .cse7)) (<= (+ .cse2 2) .cse7) (<= (+ main_~new_data~0 2) .cse7) .cse8 .cse9))) (and .cse1 .cse3 .cse4 .cse10 (= (+ main_~i~0 1) main_~len~0) .cse8 .cse9) (and (<= 0 main_~i~0) .cse0 .cse1 .cse3 (= (+ main_~new_data~0 1) .cse7) .cse4 .cse5 .cse10 .cse8 .cse9)))) [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point L607-4(lines 607 610) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 602 621) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 602 621) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L421 ceAbstractionStarter]: At program point L614(lines 602 621) the Hoare annotation is: false [2018-11-18 13:39:50,041 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|)) [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L421 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse4 (<= main_~len~0 main_~new_data~0)) (.cse3 (= main_~data~0 1)) (.cse0 (<= 0 main_~s~0.offset)) (.cse8 (<= main_~s~0.offset 0)) (.cse7 (+ main_~new_data~0 2)) (.cse6 (* 2 main_~len~0))) (or (let ((.cse2 (select |#memory_$Pointer$.offset| main_~s~0.base)) (.cse5 (select |#memory_int| main_~s~0.base))) (and (= 3 main_~expected~0) .cse0 (= 3 (let ((.cse1 (+ main_~s~0.offset 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) .cse1)) (select .cse2 .cse1)))) .cse3 (= (select .cse2 4) 0) .cse4 (<= (+ main_~i~0 main_~len~0) (+ (select .cse5 0) 1)) (= (+ main_~i~0 1) main_~len~0) (<= (+ (select .cse5 main_~s~0.offset) 2) .cse6) (<= .cse7 .cse6) (= main_~len~0 2) .cse8)) (and .cse4 (and (exists ((v_main_~s~0.base_BEFORE_CALL_1 Int)) (and (= 0 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_1) 4)) (not (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_1) 4) v_main_~s~0.base_BEFORE_CALL_1)))) .cse3) .cse0 (exists ((main_~len~0 Int)) (let ((.cse9 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse10 (* 2 main_~len~0))) (and (<= main_~len~0 main_~expected~0) (<= main_~len~0 .cse9) (<= (+ .cse9 2) .cse10) (<= main_~len~0 2) (<= (+ main_~expected~0 2) .cse10)))) (<= main_~len~0 2) (<= main_~i~0 0) .cse8 (<= .cse7 (+ main_~i~0 .cse6))))) [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point L613-2(lines 613 615) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point L611-1(lines 611 616) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L428 ceAbstractionStarter]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point sll_get_data_atFINAL(lines 588 594) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L425 ceAbstractionStarter]: For program point L589-1(lines 589 592) no Hoare annotation was computed. [2018-11-18 13:39:50,041 INFO L421 ceAbstractionStarter]: At program point L589-3(lines 589 592) the Hoare annotation is: (let ((.cse3 (forall ((v_main_~s~0.offset_BEFORE_CALL_7 Int) (v_main_~s~0.base_BEFORE_CALL_7 Int) (v_main_~len~0_BEFORE_CALL_21 Int)) (let ((.cse6 (select (select |#memory_int| v_main_~s~0.base_BEFORE_CALL_7) v_main_~s~0.offset_BEFORE_CALL_7))) (or (< 2 v_main_~len~0_BEFORE_CALL_21) (< (* 2 v_main_~len~0_BEFORE_CALL_21) (+ .cse6 2)) (< .cse6 v_main_~len~0_BEFORE_CALL_21)))))) (and (or (forall ((v_main_~s~0.base_BEFORE_CALL_3 Int)) (let ((.cse0 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) 4)) (.cse1 (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) 4))) (or (= .cse0 v_main_~s~0.base_BEFORE_CALL_3) (not (= 0 .cse1)) (not (= (select (select |#memory_int| .cse0) .cse1) 3))))) (not (= |sll_get_data_at_#in~head.offset| 0)) (let ((.cse2 (+ |sll_get_data_at_#in~head.offset| 4))) (and (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) .cse2)) (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) .cse2)))) .cse3 (= sll_get_data_at_~index 1) (not (= |sll_get_data_at_#in~index| 1))) (let ((.cse5 (<= sll_get_data_at_~index 0)) (.cse4 (<= 1 |sll_get_data_at_#in~index|))) (or (forall ((v_main_~s~0.base_BEFORE_CALL_2 Int)) (or (= (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_2) 4) v_main_~s~0.base_BEFORE_CALL_2) (not (= (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_2) 4) 0)))) (and .cse4 (or (<= 2 |sll_get_data_at_#in~index|) .cse5)) .cse3 (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (< sll_get_data_at_~index 2) (or .cse5 .cse4)))))) [2018-11-18 13:39:50,042 INFO L425 ceAbstractionStarter]: For program point L589-4(lines 589 592) no Hoare annotation was computed. [2018-11-18 13:39:50,042 INFO L425 ceAbstractionStarter]: For program point sll_get_data_atEXIT(lines 588 594) no Hoare annotation was computed. [2018-11-18 13:39:50,042 INFO L421 ceAbstractionStarter]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (or (not (= |node_create_#in~data| 1)) (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|))) [2018-11-18 13:39:50,042 INFO L425 ceAbstractionStarter]: For program point node_createFINAL(lines 563 571) no Hoare annotation was computed. [2018-11-18 13:39:50,042 INFO L428 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: true [2018-11-18 13:39:50,042 INFO L425 ceAbstractionStarter]: For program point node_createEXIT(lines 563 571) no Hoare annotation was computed. [2018-11-18 13:39:50,042 INFO L425 ceAbstractionStarter]: For program point L565(lines 565 567) no Hoare annotation was computed. [2018-11-18 13:39:50,042 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 565 567) no Hoare annotation was computed. [2018-11-18 13:39:50,045 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,046 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,046 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,046 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,046 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,047 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,047 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,047 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,047 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,047 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,047 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,048 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,048 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,048 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,048 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,048 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,049 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,049 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,051 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,051 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,051 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,052 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,053 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,053 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,053 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,053 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,053 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,054 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,056 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,057 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,057 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,058 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,058 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,059 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,059 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,059 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,059 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,059 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,060 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,060 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,060 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,061 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,061 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,061 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,061 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,061 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,061 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,062 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,062 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,062 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,062 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,062 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,062 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,063 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,065 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,065 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,065 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,065 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,065 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,066 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,066 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,066 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,066 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,066 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,067 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,067 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,067 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,067 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,067 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,067 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,068 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,068 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,068 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,068 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,068 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,068 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,068 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,069 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,069 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,069 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,069 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,069 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,069 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,069 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,070 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,070 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,070 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,070 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,072 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,072 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,072 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,073 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,073 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,073 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,073 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,073 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,073 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,074 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,074 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,074 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,074 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,074 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,076 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,076 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,077 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,077 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,078 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,078 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,078 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,078 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,078 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,078 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,079 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,079 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,079 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,079 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,079 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,080 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,081 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,081 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,081 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,082 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,082 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,083 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,083 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,083 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,083 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,083 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,084 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,084 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,084 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,084 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,084 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,085 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,085 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,086 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,086 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,086 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,086 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,087 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,087 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,087 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,087 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,088 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,088 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,088 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,088 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,088 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,088 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,089 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,089 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,090 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,090 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,090 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,090 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,091 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,091 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,091 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,091 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,091 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,092 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,092 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,092 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,093 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,093 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,093 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,093 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,093 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,094 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,094 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,094 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,094 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,097 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,097 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,098 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,098 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,098 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,098 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,098 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,099 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,099 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,099 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,099 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,099 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,100 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,100 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,100 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,100 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,100 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,101 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,101 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,101 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,101 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,101 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,101 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 01:39:50 BoogieIcfgContainer [2018-11-18 13:39:50,103 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 13:39:50,103 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:39:50,103 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:39:50,104 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:39:50,104 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:38:43" (3/4) ... [2018-11-18 13:39:50,107 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:39:50,112 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure exit [2018-11-18 13:39:50,112 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 13:39:50,113 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_destroy [2018-11-18 13:39:50,113 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_update_at [2018-11-18 13:39:50,113 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_create [2018-11-18 13:39:50,113 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_get_data_at [2018-11-18 13:39:50,113 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 13:39:50,113 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure node_create [2018-11-18 13:39:50,118 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2018-11-18 13:39:50,119 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 13:39:50,119 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 13:39:50,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((data == 1 && 1 == \valid[head]) && head == 0) && \old(len) <= len + 1) || !(\old(len) == 2)) || ((((data == 1 && 1 == \valid[head]) && !(#memory_$Pointer$[head][4] == head)) && #memory_$Pointer$[head][4] == 0) && head == 0)) || !(\old(data) == 1)) || ((((data == 1 && \valid == \old(\valid)) && \old(len) <= len) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && head == 0) [2018-11-18 13:39:50,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((len <= new_data && i + len <= unknown-#memory_int-unknown[s][0]) && (((\exists v_main_~s~0.base_BEFORE_CALL_1 : int :: 0 == #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_1][4] && !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_1][4] == v_main_~s~0.base_BEFORE_CALL_1)) && s == 0) && data == 1) && len == 2) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && new_data + 2 <= i + 2 * len) || (((((len <= new_data && i + 2 <= len) && (((\exists v_main_~s~0.base_BEFORE_CALL_1 : int :: 0 == #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_1][4] && !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_1][4] == v_main_~s~0.base_BEFORE_CALL_1)) && s == 0) && data == 1) && len == 2) && unknown-#memory_int-unknown[s][0] + 1 <= i + 2 * len) && (\exists main_~len~0 : int :: (((main_~len~0 <= expected && main_~len~0 <= unknown-#memory_int-unknown[s][s]) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * main_~len~0) && main_~len~0 <= 2) && expected + 2 <= 2 * main_~len~0)) && new_data + 2 <= 2 * len)) || ((((((((((2 * len == unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] + 1 && 0 <= s) && data == 1) && #memory_$Pointer$[s][4] == 0) && len <= new_data) && i + len <= unknown-#memory_int-unknown[s][0] + 1) && i + 1 == len) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && new_data + 2 <= 2 * len) && len == 2) && s <= 0) [2018-11-18 13:39:50,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((forall v_main_~s~0.base_BEFORE_CALL_2 : int :: #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == v_main_~s~0.base_BEFORE_CALL_2 || !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == 0)) || !(head == 0)) || (((head == #memory_$Pointer$[head][head + 4] && index + 1 <= \old(index)) && #memory_$Pointer$[head][head + 4] == head) && data == \old(data))) || !(\old(index) == 1)) || (((head == head && index == 1) && data == \old(data)) && head == 0)) || !(\old(data) == 3)) && (((unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) && 1 <= \old(index)) || (forall v_main_~s~0.base_BEFORE_CALL_2 : int :: #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == v_main_~s~0.base_BEFORE_CALL_2 || !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == 0)) || !(head == 0)) || ((index <= \old(index) && data == \old(data)) && (head == head && head == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown))) [2018-11-18 13:39:50,141 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((forall v_main_~s~0.base_BEFORE_CALL_3 : int :: (#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][4] == v_main_~s~0.base_BEFORE_CALL_3 || !(0 == #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][4])) || !(unknown-#memory_int-unknown[#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][4]][#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][4]] == 3)) || !(head == 0)) || (head == #memory_$Pointer$[head][head + 4] && head == #memory_$Pointer$[head][head + 4])) || (forall v_main_~s~0.offset_BEFORE_CALL_7 : int, v_main_~s~0.base_BEFORE_CALL_7 : int, v_main_~len~0_BEFORE_CALL_21 : int :: (2 < v_main_~len~0_BEFORE_CALL_21 || 2 * v_main_~len~0_BEFORE_CALL_21 < unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_7][v_main_~s~0.offset_BEFORE_CALL_7] + 2) || unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_7][v_main_~s~0.offset_BEFORE_CALL_7] < v_main_~len~0_BEFORE_CALL_21)) || index == 1) || !(\old(index) == 1)) && ((((forall v_main_~s~0.base_BEFORE_CALL_2 : int :: #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == v_main_~s~0.base_BEFORE_CALL_2 || !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == 0)) || (1 <= \old(index) && (2 <= \old(index) || index <= 0))) || (forall v_main_~s~0.offset_BEFORE_CALL_7 : int, v_main_~s~0.base_BEFORE_CALL_7 : int, v_main_~len~0_BEFORE_CALL_21 : int :: (2 < v_main_~len~0_BEFORE_CALL_21 || 2 * v_main_~len~0_BEFORE_CALL_21 < unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_7][v_main_~s~0.offset_BEFORE_CALL_7] + 2) || unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_7][v_main_~s~0.offset_BEFORE_CALL_7] < v_main_~len~0_BEFORE_CALL_21)) || (((head == head && head == head) && index < 2) && (index <= 0 || 1 <= \old(index)))) [2018-11-18 13:39:50,154 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_52a65857-3626-4806-9cbb-59448ae11bfd/bin-2019/utaipan/witness.graphml [2018-11-18 13:39:50,154 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:39:50,155 INFO L168 Benchmark]: Toolchain (without parser) took 67764.72 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 399.5 MB). Free memory was 956.6 MB in the beginning and 1.3 GB in the end (delta: -329.1 MB). Peak memory consumption was 70.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:39:50,155 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:39:50,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -173.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:39:50,156 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:39:50,156 INFO L168 Benchmark]: Boogie Preprocessor took 21.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-18 13:39:50,156 INFO L168 Benchmark]: RCFGBuilder took 315.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:39:50,156 INFO L168 Benchmark]: TraceAbstraction took 67010.40 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 249.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -187.1 MB). Peak memory consumption was 565.0 MB. Max. memory is 11.5 GB. [2018-11-18 13:39:50,156 INFO L168 Benchmark]: Witness Printer took 50.52 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:39:50,162 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -173.7 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 315.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 67010.40 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 249.0 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -187.1 MB). Peak memory consumption was 565.0 MB. Max. memory is 11.5 GB. * Witness Printer took 50.52 ms. Allocated memory is still 1.4 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * 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_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 619]: 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: 611]: Loop Invariant [2018-11-18 13:39:50,170 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,170 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,170 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,170 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,171 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,171 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,171 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,172 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,172 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,172 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,173 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,173 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,173 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,173 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,177 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,177 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,177 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,177 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,177 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,177 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,177 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,177 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,177 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,178 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,178 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,178 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,178 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,178 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,178 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,178 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,178 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_1,QUANTIFIED] [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[main_~len~0,QUANTIFIED] [2018-11-18 13:39:50,179 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,180 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,180 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,180 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,180 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,180 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,181 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,181 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,181 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,181 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,181 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,181 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,181 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,181 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,182 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,182 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,182 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,182 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((len <= new_data && i + len <= unknown-#memory_int-unknown[s][0]) && (((\exists v_main_~s~0.base_BEFORE_CALL_1 : int :: 0 == #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_1][4] && !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_1][4] == v_main_~s~0.base_BEFORE_CALL_1)) && s == 0) && data == 1) && len == 2) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && new_data + 2 <= i + 2 * len) || (((((len <= new_data && i + 2 <= len) && (((\exists v_main_~s~0.base_BEFORE_CALL_1 : int :: 0 == #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_1][4] && !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_1][4] == v_main_~s~0.base_BEFORE_CALL_1)) && s == 0) && data == 1) && len == 2) && unknown-#memory_int-unknown[s][0] + 1 <= i + 2 * len) && (\exists main_~len~0 : int :: (((main_~len~0 <= expected && main_~len~0 <= unknown-#memory_int-unknown[s][s]) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * main_~len~0) && main_~len~0 <= 2) && expected + 2 <= 2 * main_~len~0)) && new_data + 2 <= 2 * len)) || ((((((((((2 * len == unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] + 1 && 0 <= s) && data == 1) && #memory_$Pointer$[s][4] == 0) && len <= new_data) && i + len <= unknown-#memory_int-unknown[s][0] + 1) && i + 1 == len) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && new_data + 2 <= 2 * len) && len == 2) && s <= 0) - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 589]: Loop Invariant [2018-11-18 13:39:50,182 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,182 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,183 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,184 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,184 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,184 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,184 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,184 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,184 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,184 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,184 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,184 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,185 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,185 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,185 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,185 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,185 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,185 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,185 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,186 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,186 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,186 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,186 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,186 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,186 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,186 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,186 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,186 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,187 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,187 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,187 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,187 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,187 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,187 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,187 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,187 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,188 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-18 13:39:50,188 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,188 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,188 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,189 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,189 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,189 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_7,QUANTIFIED] [2018-11-18 13:39:50,190 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~len~0_BEFORE_CALL_21,QUANTIFIED] [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,192 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,192 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((forall v_main_~s~0.base_BEFORE_CALL_3 : int :: (#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][4] == v_main_~s~0.base_BEFORE_CALL_3 || !(0 == #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][4])) || !(unknown-#memory_int-unknown[#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][4]][#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][4]] == 3)) || !(head == 0)) || (head == #memory_$Pointer$[head][head + 4] && head == #memory_$Pointer$[head][head + 4])) || (forall v_main_~s~0.offset_BEFORE_CALL_7 : int, v_main_~s~0.base_BEFORE_CALL_7 : int, v_main_~len~0_BEFORE_CALL_21 : int :: (2 < v_main_~len~0_BEFORE_CALL_21 || 2 * v_main_~len~0_BEFORE_CALL_21 < unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_7][v_main_~s~0.offset_BEFORE_CALL_7] + 2) || unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_7][v_main_~s~0.offset_BEFORE_CALL_7] < v_main_~len~0_BEFORE_CALL_21)) || index == 1) || !(\old(index) == 1)) && ((((forall v_main_~s~0.base_BEFORE_CALL_2 : int :: #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == v_main_~s~0.base_BEFORE_CALL_2 || !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == 0)) || (1 <= \old(index) && (2 <= \old(index) || index <= 0))) || (forall v_main_~s~0.offset_BEFORE_CALL_7 : int, v_main_~s~0.base_BEFORE_CALL_7 : int, v_main_~len~0_BEFORE_CALL_21 : int :: (2 < v_main_~len~0_BEFORE_CALL_21 || 2 * v_main_~len~0_BEFORE_CALL_21 < unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_7][v_main_~s~0.offset_BEFORE_CALL_7] + 2) || unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_7][v_main_~s~0.offset_BEFORE_CALL_7] < v_main_~len~0_BEFORE_CALL_21)) || (((head == head && head == head) && index < 2) && (index <= 0 || 1 <= \old(index)))) - InvariantResult [Line: 596]: Loop Invariant [2018-11-18 13:39:50,192 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,192 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,192 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,192 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,192 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,192 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,192 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,193 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,193 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,193 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,193 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,193 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,193 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,193 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,195 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,195 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,195 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,195 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,195 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,195 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,196 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,197 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,198 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,198 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,198 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,198 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_2,QUANTIFIED] [2018-11-18 13:39:50,198 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,198 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,199 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,199 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,199 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,203 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,204 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,204 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,204 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,204 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((forall v_main_~s~0.base_BEFORE_CALL_2 : int :: #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == v_main_~s~0.base_BEFORE_CALL_2 || !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == 0)) || !(head == 0)) || (((head == #memory_$Pointer$[head][head + 4] && index + 1 <= \old(index)) && #memory_$Pointer$[head][head + 4] == head) && data == \old(data))) || !(\old(index) == 1)) || (((head == head && index == 1) && data == \old(data)) && head == 0)) || !(\old(data) == 3)) && (((unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) && 1 <= \old(index)) || (forall v_main_~s~0.base_BEFORE_CALL_2 : int :: #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == v_main_~s~0.base_BEFORE_CALL_2 || !(#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_2][4] == 0)) || !(head == 0)) || ((index <= \old(index) && data == \old(data)) && (head == head && head == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown))) - InvariantResult [Line: 574]: Loop Invariant [2018-11-18 13:39:50,204 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,204 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,204 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,204 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,205 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,205 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,205 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,205 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,205 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,205 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,205 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,206 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((data == 1 && 1 == \valid[head]) && head == 0) && \old(len) <= len + 1) || !(\old(len) == 2)) || ((((data == 1 && 1 == \valid[head]) && !(#memory_$Pointer$[head][4] == head)) && #memory_$Pointer$[head][4] == 0) && head == 0)) || !(\old(data) == 1)) || ((((data == 1 && \valid == \old(\valid)) && \old(len) <= len) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && head == 0) - InvariantResult [Line: 607]: Loop Invariant [2018-11-18 13:39:50,206 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,206 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,218 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,218 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,219 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,219 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,220 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,220 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,220 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,220 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,220 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,220 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,221 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,221 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,221 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,221 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,221 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,221 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,221 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,222 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,222 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,222 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,222 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,222 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,234 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,234 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,234 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-18 13:39:50,235 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-18 13:39:50,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-18 13:39:50,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,237 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-18 13:39:50,237 WARN L1239 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((((((((2 * len == unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] + 1 && 0 <= s) && len <= unknown-#memory_int-unknown[s][s]) && data == 1) && #memory_$Pointer$[s][4] == 0) && len <= new_data) && i <= 1) && unknown-#memory_int-unknown[s][0] + 1 <= i + 2 * len) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && new_data + 2 <= 2 * len) && len == 2) && s <= 0) || ((((((0 <= s && data == 1) && #memory_$Pointer$[s][4] == 0) && !(#memory_$Pointer$[s][4] == s)) && i + 1 == len) && len == 2) && s <= 0)) || (((((((((0 <= i && 2 * len == unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] + 1) && 0 <= s) && data == 1) && new_data + 1 == 2 * len) && #memory_$Pointer$[s][4] == 0) && i <= 1) && !(#memory_$Pointer$[s][4] == s)) && len == 2) && s <= 0) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 63 locations, 1 error locations. SAFE Result, 66.8s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 34.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 560 SDtfs, 762 SDslu, 3550 SDs, 0 SdLazy, 3173 SolverSat, 382 SolverUnsat, 75 SolverUnknown, 0 SolverNotchecked, 24.9s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 1315 GetRequests, 1014 SyntacticMatches, 33 SemanticMatches, 268 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3329 ImplicationChecksByTransitivity, 35.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=115occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.5s AbstIntTime, 4 AbstIntIterations, 2 AbstIntStrong, 0.8726922170799719 AbsIntWeakeningRatio, 1.0714285714285714 AbsIntAvgWeakeningVarsNumRemoved, 2.795918367346939 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 112 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 71 PreInvPairs, 97 NumberOfFragments, 1151 HoareAnnotationTreeSize, 71 FomulaSimplifications, 1908 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 23 FomulaSimplificationsInter, 2453 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 29.0s InterpolantComputationTime, 1240 NumberOfCodeBlocks, 1215 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 1737 ConstructedInterpolants, 62 QuantifiedInterpolants, 816933 SizeOfPredicates, 63 NumberOfNonLiveVariables, 1909 ConjunctsInSsa, 180 ConjunctsInUnsatCore, 26 InterpolantComputations, 6 PerfectInterpolantSequences, 631/792 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...