./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/sll2n_update_all_true-unreach-call_true-valid-memsafety.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_update_all_true-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef034042979fe1e524a3655a8992190a25335ff0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:14:26,947 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:14:26,948 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:14:26,960 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:14:26,960 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:14:26,961 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:14:26,963 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:14:26,964 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:14:26,966 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:14:26,967 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:14:26,968 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:14:26,968 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:14:26,970 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:14:26,971 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:14:26,972 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:14:26,972 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:14:26,974 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:14:26,976 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:14:26,978 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:14:26,979 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:14:26,980 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:14:26,982 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:14:26,984 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:14:26,984 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:14:26,984 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:14:26,985 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:14:26,986 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:14:26,987 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:14:26,988 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:14:26,989 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:14:26,989 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:14:26,990 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:14:26,990 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:14:26,990 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:14:26,991 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:14:26,992 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:14:26,992 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 11:14:27,005 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:14:27,005 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:14:27,006 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 11:14:27,006 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 11:14:27,007 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:14:27,007 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:14:27,007 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:14:27,007 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:14:27,008 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:14:27,008 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:14:27,008 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:14:27,008 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:14:27,008 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 11:14:27,008 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 11:14:27,009 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 11:14:27,009 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:14:27,009 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:14:27,009 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:14:27,009 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 11:14:27,009 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:14:27,010 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:14:27,010 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 11:14:27,010 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 11:14:27,010 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:14:27,010 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:14:27,011 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 11:14:27,011 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 11:14:27,011 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:14:27,011 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 11:14:27,011 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 11:14:27,011 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef034042979fe1e524a3655a8992190a25335ff0 [2018-11-28 11:14:27,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:14:27,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:14:27,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:14:27,056 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:14:27,057 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:14:27,057 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/../../sv-benchmarks/c/list-simple/sll2n_update_all_true-unreach-call_true-valid-memsafety.i [2018-11-28 11:14:27,103 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/data/5b26cbd45/fd81a4dda1464bcc82ee844939453b2d/FLAGf9a261e95 [2018-11-28 11:14:27,506 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:14:27,507 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/sv-benchmarks/c/list-simple/sll2n_update_all_true-unreach-call_true-valid-memsafety.i [2018-11-28 11:14:27,517 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/data/5b26cbd45/fd81a4dda1464bcc82ee844939453b2d/FLAGf9a261e95 [2018-11-28 11:14:27,530 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/data/5b26cbd45/fd81a4dda1464bcc82ee844939453b2d [2018-11-28 11:14:27,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:14:27,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:14:27,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:14:27,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:14:27,536 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:14:27,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee50a4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27, skipping insertion in model container [2018-11-28 11:14:27,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:14:27,571 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:14:27,793 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:14:27,802 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:14:27,890 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:14:27,924 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:14:27,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27 WrapperNode [2018-11-28 11:14:27,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:14:27,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:14:27,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:14:27,925 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:14:27,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:14:27,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:14:27,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:14:27,950 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:14:27,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... [2018-11-28 11:14:27,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:14:27,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:14:27,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:14:27,978 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:14:27,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 11:14:28,031 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2018-11-28 11:14:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2018-11-28 11:14:28,031 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2018-11-28 11:14:28,031 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2018-11-28 11:14:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2018-11-28 11:14:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2018-11-28 11:14:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:14:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 11:14:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2018-11-28 11:14:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2018-11-28 11:14:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2018-11-28 11:14:28,032 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2018-11-28 11:14:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 11:14:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2018-11-28 11:14:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2018-11-28 11:14:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 11:14:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 11:14:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 11:14:28,033 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 11:14:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 11:14:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 11:14:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 11:14:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:14:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:14:28,346 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:14:28,346 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-28 11:14:28,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:14:28 BoogieIcfgContainer [2018-11-28 11:14:28,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:14:28,348 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 11:14:28,348 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 11:14:28,351 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 11:14:28,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:14:27" (1/3) ... [2018-11-28 11:14:28,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:14:28, skipping insertion in model container [2018-11-28 11:14:28,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:14:27" (2/3) ... [2018-11-28 11:14:28,353 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@710ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:14:28, skipping insertion in model container [2018-11-28 11:14:28,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:14:28" (3/3) ... [2018-11-28 11:14:28,354 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_true-unreach-call_true-valid-memsafety.i [2018-11-28 11:14:28,364 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 11:14:28,372 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 11:14:28,387 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 11:14:28,413 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:14:28,413 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 11:14:28,413 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 11:14:28,413 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 11:14:28,414 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:14:28,414 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:14:28,414 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 11:14:28,414 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:14:28,414 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 11:14:28,430 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2018-11-28 11:14:28,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-28 11:14:28,436 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:28,439 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:14:28,441 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:28,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:28,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1637370932, now seen corresponding path program 1 times [2018-11-28 11:14:28,447 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:28,447 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:28,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:28,487 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:28,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:28,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:14:28,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:14:28,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 11:14:28,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 11:14:28,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 11:14:28,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 11:14:28,656 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 5 states. [2018-11-28 11:14:28,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:28,737 INFO L93 Difference]: Finished difference Result 97 states and 126 transitions. [2018-11-28 11:14:28,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:14:28,739 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-11-28 11:14:28,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:28,745 INFO L225 Difference]: With dead ends: 97 [2018-11-28 11:14:28,746 INFO L226 Difference]: Without dead ends: 46 [2018-11-28 11:14:28,748 INFO L631 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 [2018-11-28 11:14:28,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-28 11:14:28,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2018-11-28 11:14:28,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-28 11:14:28,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2018-11-28 11:14:28,785 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 25 [2018-11-28 11:14:28,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:28,785 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2018-11-28 11:14:28,785 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 11:14:28,785 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2018-11-28 11:14:28,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-28 11:14:28,786 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:28,786 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:14:28,787 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:28,787 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:28,787 INFO L82 PathProgramCache]: Analyzing trace with hash 2053071435, now seen corresponding path program 1 times [2018-11-28 11:14:28,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:28,788 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:28,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:28,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:28,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:14:28,887 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:28,887 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:14:28,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:28,937 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:28,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:14:29,000 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:29,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-11-28 11:14:29,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 11:14:29,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 11:14:29,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-28 11:14:29,002 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 6 states. [2018-11-28 11:14:29,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:29,070 INFO L93 Difference]: Finished difference Result 75 states and 85 transitions. [2018-11-28 11:14:29,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:14:29,071 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2018-11-28 11:14:29,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:29,072 INFO L225 Difference]: With dead ends: 75 [2018-11-28 11:14:29,072 INFO L226 Difference]: Without dead ends: 50 [2018-11-28 11:14:29,073 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:14:29,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-28 11:14:29,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2018-11-28 11:14:29,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-28 11:14:29,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2018-11-28 11:14:29,078 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 34 [2018-11-28 11:14:29,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:29,078 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2018-11-28 11:14:29,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 11:14:29,078 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2018-11-28 11:14:29,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-28 11:14:29,079 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:29,080 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:14:29,080 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:29,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:29,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1067094700, now seen corresponding path program 2 times [2018-11-28 11:14:29,080 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:29,081 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:29,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:29,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:29,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:29,174 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 11:14:29,174 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:14:29,174 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 11:14:29,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 11:14:29,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 11:14:29,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:14:29,175 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand 4 states. [2018-11-28 11:14:29,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:29,230 INFO L93 Difference]: Finished difference Result 70 states and 79 transitions. [2018-11-28 11:14:29,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 11:14:29,231 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2018-11-28 11:14:29,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:29,232 INFO L225 Difference]: With dead ends: 70 [2018-11-28 11:14:29,232 INFO L226 Difference]: Without dead ends: 57 [2018-11-28 11:14:29,232 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 11:14:29,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-11-28 11:14:29,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 48. [2018-11-28 11:14:29,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-28 11:14:29,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2018-11-28 11:14:29,238 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 43 [2018-11-28 11:14:29,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:29,238 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2018-11-28 11:14:29,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 11:14:29,238 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2018-11-28 11:14:29,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 11:14:29,239 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:29,239 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:14:29,240 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:29,240 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:29,240 INFO L82 PathProgramCache]: Analyzing trace with hash -117146570, now seen corresponding path program 1 times [2018-11-28 11:14:29,240 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:29,240 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:29,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:29,241 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:14:29,241 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:29,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 11:14:29,305 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:29,305 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:14:29,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:29,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:29,426 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 11:14:29,443 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:29,443 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-11-28 11:14:29,444 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:14:29,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:14:29,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:14:29,444 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand 7 states. [2018-11-28 11:14:29,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:29,525 INFO L93 Difference]: Finished difference Result 80 states and 91 transitions. [2018-11-28 11:14:29,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 11:14:29,526 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-28 11:14:29,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:29,528 INFO L225 Difference]: With dead ends: 80 [2018-11-28 11:14:29,528 INFO L226 Difference]: Without dead ends: 67 [2018-11-28 11:14:29,529 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:14:29,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-11-28 11:14:29,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 51. [2018-11-28 11:14:29,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-28 11:14:29,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 57 transitions. [2018-11-28 11:14:29,538 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 57 transitions. Word has length 51 [2018-11-28 11:14:29,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:29,539 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 57 transitions. [2018-11-28 11:14:29,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:14:29,539 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2018-11-28 11:14:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 11:14:29,540 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:29,541 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:14:29,541 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:29,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:29,541 INFO L82 PathProgramCache]: Analyzing trace with hash 1868118976, now seen corresponding path program 2 times [2018-11-28 11:14:29,541 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:29,541 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:29,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:29,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:29,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-28 11:14:29,652 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:29,652 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/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 [2018-11-28 11:14:29,666 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 11:14:29,722 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 11:14:29,723 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:14:29,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-28 11:14:29,797 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:14:29,798 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 9 [2018-11-28 11:14:29,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 11:14:29,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 11:14:29,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:14:29,799 INFO L87 Difference]: Start difference. First operand 51 states and 57 transitions. Second operand 9 states. [2018-11-28 11:14:30,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:30,019 INFO L93 Difference]: Finished difference Result 84 states and 96 transitions. [2018-11-28 11:14:30,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:14:30,019 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 59 [2018-11-28 11:14:30,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:30,021 INFO L225 Difference]: With dead ends: 84 [2018-11-28 11:14:30,021 INFO L226 Difference]: Without dead ends: 63 [2018-11-28 11:14:30,022 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2018-11-28 11:14:30,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-11-28 11:14:30,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 55. [2018-11-28 11:14:30,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-28 11:14:30,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 62 transitions. [2018-11-28 11:14:30,030 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 62 transitions. Word has length 59 [2018-11-28 11:14:30,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:30,031 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 62 transitions. [2018-11-28 11:14:30,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 11:14:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2018-11-28 11:14:30,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 11:14:30,032 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:30,033 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:14:30,033 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:30,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:30,034 INFO L82 PathProgramCache]: Analyzing trace with hash -105291945, now seen corresponding path program 1 times [2018-11-28 11:14:30,034 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:30,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:30,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:30,035 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:14:30,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:30,962 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:14:30,962 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:30,962 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/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 [2018-11-28 11:14:30,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:31,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:31,041 INFO L478 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 [2018-11-28 11:14:31,043 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,045 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,045 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-28 11:14:31,155 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:31,156 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:31,157 INFO L478 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 [2018-11-28 11:14:31,157 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,158 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,158 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-11-28 11:14:31,187 INFO L478 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 13 treesize of output 10 [2018-11-28 11:14:31,190 INFO L478 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 10 treesize of output 9 [2018-11-28 11:14:31,191 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,192 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,198 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:10 [2018-11-28 11:14:31,430 INFO L478 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 [2018-11-28 11:14:31,432 INFO L478 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 [2018-11-28 11:14:31,433 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,435 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,441 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,441 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:30 [2018-11-28 11:14:31,501 INFO L478 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 26 treesize of output 21 [2018-11-28 11:14:31,503 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:31,505 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2018-11-28 11:14:31,505 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,509 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,516 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:31,516 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:46, output treesize:31 [2018-11-28 11:14:32,214 WARN L854 $PredicateComparison]: unable to prove that (exists ((sll_update_at_~head.offset Int) (sll_update_at_~data Int)) (= (let ((.cse0 (select (select |c_old(#memory_$Pointer$.base)| |c_sll_update_at_#in~head.base|) (+ |c_sll_update_at_#in~head.offset| 4)))) (store |c_old(#memory_int)| .cse0 (store (select |c_old(#memory_int)| .cse0) sll_update_at_~head.offset sll_update_at_~data))) |c_#memory_int|)) is different from true [2018-11-28 11:14:32,220 INFO L478 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 28 [2018-11-28 11:14:32,223 INFO L478 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 28 treesize of output 16 [2018-11-28 11:14:32,225 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:32,231 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:32,243 INFO L478 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 26 treesize of output 27 [2018-11-28 11:14:32,245 INFO L478 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 [2018-11-28 11:14:32,245 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:32,250 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:32,256 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:32,256 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:54, output treesize:21 [2018-11-28 11:14:32,530 INFO L478 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 36 treesize of output 34 [2018-11-28 11:14:32,533 INFO L478 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 30 treesize of output 26 [2018-11-28 11:14:32,533 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:32,546 INFO L478 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 20 treesize of output 11 [2018-11-28 11:14:32,547 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:32,560 INFO L683 Elim1Store]: detected equality via solver [2018-11-28 11:14:32,561 INFO L478 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 26 treesize of output 13 [2018-11-28 11:14:32,562 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:32,571 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:32,577 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:32,577 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:42, output treesize:10 [2018-11-28 11:14:32,630 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2018-11-28 11:14:32,650 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:32,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 31] total 55 [2018-11-28 11:14:32,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-11-28 11:14:32,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-11-28 11:14:32,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=2711, Unknown=1, NotChecked=104, Total=2970 [2018-11-28 11:14:32,653 INFO L87 Difference]: Start difference. First operand 55 states and 62 transitions. Second operand 55 states. [2018-11-28 11:14:36,421 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 35 DAG size of output: 20 [2018-11-28 11:14:40,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:40,327 INFO L93 Difference]: Finished difference Result 106 states and 129 transitions. [2018-11-28 11:14:40,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-28 11:14:40,328 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 60 [2018-11-28 11:14:40,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:40,329 INFO L225 Difference]: With dead ends: 106 [2018-11-28 11:14:40,329 INFO L226 Difference]: Without dead ends: 103 [2018-11-28 11:14:40,331 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 39 SyntacticMatches, 5 SemanticMatches, 81 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1143 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=437, Invalid=6197, Unknown=12, NotChecked=160, Total=6806 [2018-11-28 11:14:40,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-28 11:14:40,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 86. [2018-11-28 11:14:40,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-11-28 11:14:40,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 105 transitions. [2018-11-28 11:14:40,343 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 105 transitions. Word has length 60 [2018-11-28 11:14:40,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:40,344 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 105 transitions. [2018-11-28 11:14:40,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-11-28 11:14:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 105 transitions. [2018-11-28 11:14:40,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 11:14:40,347 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:40,347 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:14:40,347 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:40,347 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:40,347 INFO L82 PathProgramCache]: Analyzing trace with hash -849271432, now seen corresponding path program 1 times [2018-11-28 11:14:40,347 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:40,348 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:40,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:40,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:40,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-28 11:14:40,431 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:40,431 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/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 [2018-11-28 11:14:40,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:40,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:40,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:40,528 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-28 11:14:40,561 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:40,561 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-11-28 11:14:40,562 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:14:40,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:14:40,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:14:40,562 INFO L87 Difference]: Start difference. First operand 86 states and 105 transitions. Second operand 8 states. [2018-11-28 11:14:40,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:40,639 INFO L93 Difference]: Finished difference Result 124 states and 150 transitions. [2018-11-28 11:14:40,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:14:40,640 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2018-11-28 11:14:40,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:40,642 INFO L225 Difference]: With dead ends: 124 [2018-11-28 11:14:40,642 INFO L226 Difference]: Without dead ends: 98 [2018-11-28 11:14:40,642 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:14:40,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-28 11:14:40,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 92. [2018-11-28 11:14:40,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-11-28 11:14:40,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 112 transitions. [2018-11-28 11:14:40,661 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 112 transitions. Word has length 61 [2018-11-28 11:14:40,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:40,662 INFO L480 AbstractCegarLoop]: Abstraction has 92 states and 112 transitions. [2018-11-28 11:14:40,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:14:40,662 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 112 transitions. [2018-11-28 11:14:40,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 11:14:40,664 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:40,664 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:14:40,664 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:40,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:40,664 INFO L82 PathProgramCache]: Analyzing trace with hash -1151488352, now seen corresponding path program 2 times [2018-11-28 11:14:40,665 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:40,665 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:40,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:40,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:40,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:40,771 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-28 11:14:40,771 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:40,771 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/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 [2018-11-28 11:14:40,783 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 11:14:40,835 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 11:14:40,835 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:14:40,840 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:40,868 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-28 11:14:40,891 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:40,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2018-11-28 11:14:40,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:14:40,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:14:40,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:14:40,892 INFO L87 Difference]: Start difference. First operand 92 states and 112 transitions. Second operand 8 states. [2018-11-28 11:14:41,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:41,042 INFO L93 Difference]: Finished difference Result 137 states and 163 transitions. [2018-11-28 11:14:41,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 11:14:41,042 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2018-11-28 11:14:41,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:41,043 INFO L225 Difference]: With dead ends: 137 [2018-11-28 11:14:41,044 INFO L226 Difference]: Without dead ends: 96 [2018-11-28 11:14:41,044 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-11-28 11:14:41,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-28 11:14:41,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 88. [2018-11-28 11:14:41,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-11-28 11:14:41,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 103 transitions. [2018-11-28 11:14:41,064 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 103 transitions. Word has length 61 [2018-11-28 11:14:41,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:41,064 INFO L480 AbstractCegarLoop]: Abstraction has 88 states and 103 transitions. [2018-11-28 11:14:41,064 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:14:41,064 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 103 transitions. [2018-11-28 11:14:41,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 11:14:41,067 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:41,068 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:14:41,068 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:41,068 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:41,068 INFO L82 PathProgramCache]: Analyzing trace with hash -1638853044, now seen corresponding path program 3 times [2018-11-28 11:14:41,068 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:41,068 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:41,069 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:41,069 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:14:41,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:41,154 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-28 11:14:41,155 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:41,155 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/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 [2018-11-28 11:14:41,169 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-28 11:14:41,251 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-28 11:14:41,251 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:14:41,254 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-28 11:14:41,303 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:41,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-11-28 11:14:41,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 11:14:41,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 11:14:41,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:14:41,304 INFO L87 Difference]: Start difference. First operand 88 states and 103 transitions. Second operand 8 states. [2018-11-28 11:14:41,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:41,372 INFO L93 Difference]: Finished difference Result 125 states and 144 transitions. [2018-11-28 11:14:41,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 11:14:41,373 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2018-11-28 11:14:41,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:41,374 INFO L225 Difference]: With dead ends: 125 [2018-11-28 11:14:41,374 INFO L226 Difference]: Without dead ends: 92 [2018-11-28 11:14:41,374 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:14:41,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-11-28 11:14:41,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 86. [2018-11-28 11:14:41,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-11-28 11:14:41,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 100 transitions. [2018-11-28 11:14:41,389 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 100 transitions. Word has length 61 [2018-11-28 11:14:41,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:41,390 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 100 transitions. [2018-11-28 11:14:41,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 11:14:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2018-11-28 11:14:41,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-28 11:14:41,391 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:41,391 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-28 11:14:41,391 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:41,392 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:41,392 INFO L82 PathProgramCache]: Analyzing trace with hash 541815126, now seen corresponding path program 4 times [2018-11-28 11:14:41,392 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:41,392 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:41,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:41,393 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:14:41,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:41,455 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-28 11:14:41,455 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:41,456 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:14:41,464 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-28 11:14:41,496 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-28 11:14:41,496 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:14:41,499 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:41,527 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-28 11:14:41,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:14:41,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 10 [2018-11-28 11:14:41,549 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 11:14:41,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 11:14:41,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 11:14:41,550 INFO L87 Difference]: Start difference. First operand 86 states and 100 transitions. Second operand 10 states. [2018-11-28 11:14:41,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:41,617 INFO L93 Difference]: Finished difference Result 115 states and 130 transitions. [2018-11-28 11:14:41,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 11:14:41,618 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2018-11-28 11:14:41,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:41,619 INFO L225 Difference]: With dead ends: 115 [2018-11-28 11:14:41,619 INFO L226 Difference]: Without dead ends: 65 [2018-11-28 11:14:41,619 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-28 11:14:41,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-28 11:14:41,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2018-11-28 11:14:41,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-11-28 11:14:41,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 70 transitions. [2018-11-28 11:14:41,627 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 70 transitions. Word has length 69 [2018-11-28 11:14:41,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:41,627 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 70 transitions. [2018-11-28 11:14:41,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 11:14:41,627 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2018-11-28 11:14:41,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 11:14:41,628 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:41,628 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:14:41,628 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:41,628 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:41,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1242182050, now seen corresponding path program 1 times [2018-11-28 11:14:41,629 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:41,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:41,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:41,633 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 11:14:41,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-28 11:14:41,688 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:41,688 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:14:41,700 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:41,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:41,785 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-28 11:14:41,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 11:14:41,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2018-11-28 11:14:41,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:14:41,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:14:41,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:14:41,812 INFO L87 Difference]: Start difference. First operand 65 states and 70 transitions. Second operand 7 states. [2018-11-28 11:14:41,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:41,889 INFO L93 Difference]: Finished difference Result 75 states and 80 transitions. [2018-11-28 11:14:41,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:14:41,890 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-28 11:14:41,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:41,891 INFO L225 Difference]: With dead ends: 75 [2018-11-28 11:14:41,891 INFO L226 Difference]: Without dead ends: 67 [2018-11-28 11:14:41,891 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-28 11:14:41,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-11-28 11:14:41,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2018-11-28 11:14:41,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-11-28 11:14:41,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 71 transitions. [2018-11-28 11:14:41,902 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 71 transitions. Word has length 70 [2018-11-28 11:14:41,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:41,903 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 71 transitions. [2018-11-28 11:14:41,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:14:41,903 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2018-11-28 11:14:41,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-28 11:14:41,903 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:41,904 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:14:41,904 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:41,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:41,904 INFO L82 PathProgramCache]: Analyzing trace with hash -2027250547, now seen corresponding path program 1 times [2018-11-28 11:14:41,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:41,904 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:41,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:41,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:41,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:42,793 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 11:14:42,793 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:42,793 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:14:42,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:42,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:42,867 INFO L478 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 [2018-11-28 11:14:42,867 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:42,868 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:42,869 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-28 11:14:42,975 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:42,975 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:42,976 INFO L478 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 [2018-11-28 11:14:42,977 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:42,981 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:42,981 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-11-28 11:14:43,009 INFO L478 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 [2018-11-28 11:14:43,011 INFO L478 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 [2018-11-28 11:14:43,011 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:43,013 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:43,016 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:43,016 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:12 [2018-11-28 11:14:43,221 INFO L478 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 15 treesize of output 12 [2018-11-28 11:14:43,224 INFO L478 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 12 treesize of output 1 [2018-11-28 11:14:43,224 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:43,225 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:43,229 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. [2018-11-28 11:14:43,229 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:19 [2018-11-28 11:14:45,234 WARN L854 $PredicateComparison]: unable to prove that (exists ((sll_update_at_~head.offset Int)) (and (<= sll_update_at_~head.offset |c_sll_update_at_#in~head.offset|) (= (store |c_old(#memory_$Pointer$.base)| |c_sll_update_at_#in~head.base| (store (select |c_old(#memory_$Pointer$.base)| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset (select (select |c_#memory_$Pointer$.base| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset))) |c_#memory_$Pointer$.base|))) is different from true [2018-11-28 11:14:45,244 INFO L478 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 24 treesize of output 19 [2018-11-28 11:14:45,249 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:45,251 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2018-11-28 11:14:45,251 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,255 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,260 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,261 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:18 [2018-11-28 11:14:45,426 INFO L478 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 [2018-11-28 11:14:45,428 INFO L478 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 [2018-11-28 11:14:45,429 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,431 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,440 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,440 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:120, output treesize:110 [2018-11-28 11:14:45,515 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:45,519 INFO L478 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 112 treesize of output 113 [2018-11-28 11:14:45,522 INFO L478 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 36 treesize of output 1 [2018-11-28 11:14:45,522 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,527 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,535 INFO L701 Elim1Store]: detected not equals via solver [2018-11-28 11:14:45,538 INFO L478 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 79 [2018-11-28 11:14:45,540 INFO L478 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 36 treesize of output 1 [2018-11-28 11:14:45,540 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,545 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,551 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:45,551 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:126, output treesize:36 [2018-11-28 11:14:46,144 INFO L478 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 [2018-11-28 11:14:46,147 INFO L478 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 [2018-11-28 11:14:46,148 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:46,165 INFO L478 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 [2018-11-28 11:14:46,166 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:46,182 INFO L478 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 52 treesize of output 42 [2018-11-28 11:14:46,183 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:46,198 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-28 11:14:46,218 INFO L478 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 42 treesize of output 44 [2018-11-28 11:14:46,220 INFO L478 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 27 treesize of output 23 [2018-11-28 11:14:46,221 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:46,236 INFO L478 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 40 treesize of output 38 [2018-11-28 11:14:46,237 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:46,250 INFO L478 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 [2018-11-28 11:14:46,251 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:46,270 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-28 11:14:46,273 INFO L478 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 46 treesize of output 40 [2018-11-28 11:14:46,275 INFO L478 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 19 treesize of output 15 [2018-11-28 11:14:46,276 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:46,284 INFO L478 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 [2018-11-28 11:14:46,285 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:46,292 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-28 11:14:46,319 INFO L478 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 [2018-11-28 11:14:46,321 INFO L478 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 [2018-11-28 11:14:46,321 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:46,325 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:46,327 INFO L478 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 34 treesize of output 28 [2018-11-28 11:14:46,330 INFO L478 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 16 treesize of output 3 [2018-11-28 11:14:46,330 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:46,336 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:46,342 INFO L478 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 [2018-11-28 11:14:46,345 INFO L478 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 28 treesize of output 16 [2018-11-28 11:14:46,346 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-28 11:14:46,361 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:46,375 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-28 11:14:46,375 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 5 variables, input treesize:65, output treesize:7 [2018-11-28 11:14:46,426 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 2 not checked. [2018-11-28 11:14:46,442 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:46,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 33] total 58 [2018-11-28 11:14:46,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-11-28 11:14:46,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-11-28 11:14:46,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=3011, Unknown=1, NotChecked=110, Total=3306 [2018-11-28 11:14:46,443 INFO L87 Difference]: Start difference. First operand 67 states and 71 transitions. Second operand 58 states. [2018-11-28 11:14:51,250 WARN L180 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2018-11-28 11:14:52,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:52,485 INFO L93 Difference]: Finished difference Result 76 states and 81 transitions. [2018-11-28 11:14:52,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-28 11:14:52,486 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 71 [2018-11-28 11:14:52,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:52,487 INFO L225 Difference]: With dead ends: 76 [2018-11-28 11:14:52,487 INFO L226 Difference]: Without dead ends: 69 [2018-11-28 11:14:52,488 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 48 SyntacticMatches, 3 SemanticMatches, 82 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1324 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=468, Invalid=6341, Unknown=1, NotChecked=162, Total=6972 [2018-11-28 11:14:52,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-11-28 11:14:52,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2018-11-28 11:14:52,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-11-28 11:14:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2018-11-28 11:14:52,499 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 71 [2018-11-28 11:14:52,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:52,499 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2018-11-28 11:14:52,499 INFO L481 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-11-28 11:14:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2018-11-28 11:14:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-28 11:14:52,500 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 11:14:52,500 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 11:14:52,501 INFO L423 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 11:14:52,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:14:52,501 INFO L82 PathProgramCache]: Analyzing trace with hash -300445950, now seen corresponding path program 2 times [2018-11-28 11:14:52,501 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:14:52,501 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:14:52,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:52,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:14:52,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:14:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:14:52,572 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-28 11:14:52,572 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 11:14:52,572 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 11:14:52,581 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-28 11:14:52,611 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-28 11:14:52,612 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-28 11:14:52,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:14:52,623 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-28 11:14:52,642 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 11:14:52,642 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2018-11-28 11:14:52,642 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 11:14:52,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 11:14:52,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 11:14:52,643 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 7 states. [2018-11-28 11:14:52,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:14:52,686 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2018-11-28 11:14:52,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 11:14:52,688 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 72 [2018-11-28 11:14:52,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 11:14:52,688 INFO L225 Difference]: With dead ends: 68 [2018-11-28 11:14:52,688 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 11:14:52,689 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 11:14:52,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 11:14:52,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 11:14:52,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 11:14:52,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:14:52,689 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2018-11-28 11:14:52,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 11:14:52,689 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:14:52,689 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 11:14:52,689 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:14:52,689 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 11:14:52,693 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 11:14:52,980 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 40 [2018-11-28 11:14:53,101 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2018-11-28 11:14:53,337 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2018-11-28 11:14:53,486 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2018-11-28 11:14:53,667 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2018-11-28 11:14:53,756 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:14:53,756 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-11-28 11:14:53,756 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:14:53,756 INFO L451 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: true [2018-11-28 11:14:53,756 INFO L451 ceAbstractionStarter]: At program point myexitENTRY(lines 560 562) the Hoare annotation is: true [2018-11-28 11:14:53,756 INFO L448 ceAbstractionStarter]: For program point myexitFINAL(lines 560 562) no Hoare annotation was computed. [2018-11-28 11:14:53,756 INFO L448 ceAbstractionStarter]: For program point myexitEXIT(lines 560 562) no Hoare annotation was computed. [2018-11-28 11:14:53,756 INFO L448 ceAbstractionStarter]: For program point sll_destroyEXIT(lines 581 587) no Hoare annotation was computed. [2018-11-28 11:14:53,756 INFO L451 ceAbstractionStarter]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2018-11-28 11:14:53,756 INFO L451 ceAbstractionStarter]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: true [2018-11-28 11:14:53,756 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 581 587) no Hoare annotation was computed. [2018-11-28 11:14:53,756 INFO L448 ceAbstractionStarter]: For program point sll_update_atFINAL(lines 595 601) no Hoare annotation was computed. [2018-11-28 11:14:53,757 INFO L444 ceAbstractionStarter]: At program point L596-2(lines 596 599) the Hoare annotation is: (let ((.cse8 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)) (.cse6 (= |#memory_int| |old(#memory_int)|)) (.cse7 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (let ((.cse5 (<= |sll_update_at_#in~index| sll_update_at_~index)) (.cse3 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse4 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse2 (+ |sll_update_at_#in~head.offset| 4)) (.cse1 (and .cse8 .cse6 .cse7 (<= 2 |sll_update_at_#in~index|)))) (and (or (forall ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (let ((.cse0 (select (select |old(#memory_int)| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3))) (or (< .cse0 2) (< 2 .cse0)))) .cse1 (and (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) .cse2)) .cse3 .cse4) .cse5) (or (and (<= sll_update_at_~index |sll_update_at_#in~index|) (= |sll_update_at_#in~head.base| sll_update_at_~head.base) .cse5 .cse6 .cse3 .cse7 (= sll_update_at_~head.offset |sll_update_at_#in~head.offset|) .cse4) (and .cse8 (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) .cse2) sll_update_at_~head.base) .cse6 .cse7 (<= 1 |sll_update_at_#in~index|)) .cse1)))) [2018-11-28 11:14:53,757 INFO L448 ceAbstractionStarter]: For program point L596-3(lines 596 599) no Hoare annotation was computed. [2018-11-28 11:14:53,757 INFO L448 ceAbstractionStarter]: For program point sll_update_atEXIT(lines 595 601) no Hoare annotation was computed. [2018-11-28 11:14:53,757 INFO L444 ceAbstractionStarter]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-28 11:14:53,757 INFO L444 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (<= |sll_create_#in~len| sll_create_~len) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= (select |#valid| sll_create_~head~0.base) 1) (= sll_create_~head~0.offset 0))) [2018-11-28 11:14:53,757 INFO L448 ceAbstractionStarter]: For program point sll_createEXIT(lines 572 580) no Hoare annotation was computed. [2018-11-28 11:14:53,757 INFO L448 ceAbstractionStarter]: For program point L575-1(line 575) no Hoare annotation was computed. [2018-11-28 11:14:53,757 INFO L448 ceAbstractionStarter]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2018-11-28 11:14:53,757 INFO L444 ceAbstractionStarter]: At program point L574-3(lines 574 578) the Hoare annotation is: (let ((.cse0 (= (select |#valid| sll_create_~head~0.base) 1)) (.cse1 (= sll_create_~head~0.offset 0))) (or (and .cse0 .cse1 (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (= |#valid| |old(#valid)|) (<= |sll_create_#in~len| sll_create_~len) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (let ((.cse2 (+ 0 4))) (and .cse0 (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) .cse2) sll_create_~head~0.base)) .cse1 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) .cse2) sll_create_~head~0.offset))))) [2018-11-28 11:14:53,757 INFO L448 ceAbstractionStarter]: For program point L574-4(lines 574 578) no Hoare annotation was computed. [2018-11-28 11:14:53,757 INFO L444 ceAbstractionStarter]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-28 11:14:53,757 INFO L448 ceAbstractionStarter]: For program point sll_createFINAL(lines 572 580) no Hoare annotation was computed. [2018-11-28 11:14:53,758 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 11:14:53,758 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-28 11:14:53,758 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 11:14:53,758 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 11:14:53,758 INFO L444 ceAbstractionStarter]: At program point L609(line 609) the Hoare annotation is: (let ((.cse6 (+ 0 4))) (let ((.cse0 (= main_~s~0.offset 0)) (.cse1 (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) .cse6) main_~s~0.base))) (.cse2 (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) .cse6) main_~s~0.offset)) (.cse3 (= main_~len~0 2))) (or (and .cse0 (= main_~len~0 main_~new_data~0) .cse1 .cse2 .cse3 (= main_~i~0 0)) (let ((.cse4 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse5 (+ main_~i~0 2))) (and .cse0 (<= main_~len~0 .cse4) .cse1 .cse2 (<= 1 main_~i~0) (<= .cse4 main_~len~0) (<= main_~new_data~0 .cse5) (<= .cse5 main_~new_data~0) (<= main_~i~0 1) .cse3))))) [2018-11-28 11:14:53,758 INFO L448 ceAbstractionStarter]: For program point L611-2(lines 611 616) no Hoare annotation was computed. [2018-11-28 11:14:53,758 INFO L448 ceAbstractionStarter]: For program point L609-1(lines 607 610) no Hoare annotation was computed. [2018-11-28 11:14:53,758 INFO L444 ceAbstractionStarter]: At program point L611-3(lines 611 616) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (and (<= .cse4 main_~len~0) (<= main_~i~0 .cse4) (<= 0 main_~i~0) (<= main_~len~0 .cse4) (<= 2 main_~len~0))))) (or (and (<= 2 main_~i~0) (<= main_~len~0 2) .cse0) (let ((.cse1 (select |#memory_$Pointer$.offset| main_~s~0.base)) (.cse2 (+ main_~len~0 1))) (and (= (select .cse1 (+ 0 4)) main_~s~0.offset) (= .cse2 main_~new_data~0) (= main_~s~0.offset 0) (= main_~len~0 2) .cse0 (= (let ((.cse3 (+ main_~s~0.offset 4))) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) .cse3)) (select .cse1 .cse3))) .cse2))))) [2018-11-28 11:14:53,758 INFO L444 ceAbstractionStarter]: At program point L611-4(lines 611 616) the Hoare annotation is: (<= 2 main_~len~0) [2018-11-28 11:14:53,758 INFO L444 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= main_~len~0 2) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-28 11:14:53,758 INFO L444 ceAbstractionStarter]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse8 (select |#memory_$Pointer$.base| main_~s~0.base)) (.cse10 (select |#memory_$Pointer$.offset| main_~s~0.base)) (.cse13 (+ 0 4))) (let ((.cse2 (select .cse10 .cse13)) (.cse1 (select .cse8 .cse13)) (.cse12 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse3 (= main_~s~0.offset 0)) (.cse4 (<= main_~len~0 .cse12)) (.cse11 (not (= .cse1 main_~s~0.base))) (.cse5 (= .cse2 main_~s~0.offset)) (.cse6 (<= .cse12 main_~len~0)) (.cse7 (= main_~len~0 2))) (or (let ((.cse0 (+ main_~len~0 1))) (and (<= 2 main_~i~0) (= .cse0 main_~new_data~0) (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| .cse1) .cse2) 1)) .cse3 .cse4 .cse5 .cse6 .cse7 (= (let ((.cse9 (+ main_~s~0.offset 4))) (select (select |#memory_int| (select .cse8 .cse9)) (select .cse10 .cse9))) .cse0))) (and .cse3 .cse11 .cse5 .cse7 (= main_~i~0 0)) (and .cse3 .cse4 (= main_~len~0 main_~new_data~0) .cse11 .cse5 (<= 1 main_~i~0) .cse6 (<= main_~i~0 1) .cse7))))) [2018-11-28 11:14:53,758 INFO L448 ceAbstractionStarter]: For program point L605-1(line 605) no Hoare annotation was computed. [2018-11-28 11:14:53,758 INFO L448 ceAbstractionStarter]: For program point L607-3(lines 607 610) no Hoare annotation was computed. [2018-11-28 11:14:53,758 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 602 621) no Hoare annotation was computed. [2018-11-28 11:14:53,759 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 602 621) no Hoare annotation was computed. [2018-11-28 11:14:53,759 INFO L444 ceAbstractionStarter]: At program point L614(lines 602 621) the Hoare annotation is: false [2018-11-28 11:14:53,759 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-28 11:14:53,759 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2018-11-28 11:14:53,759 INFO L448 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2018-11-28 11:14:53,759 INFO L444 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse12 (select |#memory_$Pointer$.offset| main_~s~0.base)) (.cse9 (+ 0 4))) (let ((.cse8 (select |#memory_$Pointer$.base| main_~s~0.base)) (.cse3 (+ main_~len~0 1)) (.cse10 (select .cse12 .cse9)) (.cse5 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (= main_~s~0.offset 0)) (.cse1 (<= main_~len~0 .cse5)) (.cse4 (= .cse10 main_~s~0.offset)) (.cse6 (= main_~len~0 2)) (.cse7 (= (let ((.cse11 (+ main_~s~0.offset 4))) (select (select |#memory_int| (select .cse8 .cse11)) (select .cse12 .cse11))) .cse3))) (or (let ((.cse2 (select (select |#memory_int| (select .cse8 .cse9)) .cse10))) (and .cse0 .cse1 (<= main_~expected~0 .cse2) (<= main_~new_data~0 .cse3) (<= (+ main_~i~0 main_~len~0) main_~new_data~0) .cse4 (<= 1 main_~i~0) (<= .cse5 main_~len~0) (<= (+ main_~i~0 .cse2) (+ main_~expected~0 1)) .cse6 .cse7)) (and (= .cse3 main_~new_data~0) (<= .cse5 main_~expected~0) .cse0 .cse1 .cse4 (<= main_~expected~0 2) .cse6 (= main_~i~0 0) .cse7))))) [2018-11-28 11:14:53,759 INFO L448 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2018-11-28 11:14:53,759 INFO L448 ceAbstractionStarter]: For program point L613-2(lines 613 615) no Hoare annotation was computed. [2018-11-28 11:14:53,759 INFO L451 ceAbstractionStarter]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2018-11-28 11:14:53,759 INFO L448 ceAbstractionStarter]: For program point sll_get_data_atFINAL(lines 588 594) no Hoare annotation was computed. [2018-11-28 11:14:53,759 INFO L444 ceAbstractionStarter]: At program point L589-2(lines 589 592) the Hoare annotation is: (let ((.cse2 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (forall ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (let ((.cse0 (select (select |#memory_int| v_main_~s~0.base_BEFORE_CALL_3) v_main_~s~0.offset_BEFORE_CALL_3))) (or (< .cse0 2) (< 2 .cse0)))) (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_#in~index| sll_get_data_at_~index) (<= sll_get_data_at_~index |sll_get_data_at_#in~index|)) (let ((.cse1 (+ |sll_get_data_at_#in~head.offset| 4))) (and (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) .cse1)) (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) .cse1)) .cse2 (<= 1 |sll_get_data_at_#in~index|))) (and (<= 2 |sll_get_data_at_#in~index|) .cse2) (forall ((v_main_~s~0.base_BEFORE_CALL_6 Int)) (let ((.cse3 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_6) 4))) (or (not (= 3 (select (select |#memory_int| .cse3) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_6) 4)))) (= .cse3 v_main_~s~0.base_BEFORE_CALL_6)))))) [2018-11-28 11:14:53,760 INFO L448 ceAbstractionStarter]: For program point L589-3(lines 589 592) no Hoare annotation was computed. [2018-11-28 11:14:53,760 INFO L448 ceAbstractionStarter]: For program point sll_get_data_atEXIT(lines 588 594) no Hoare annotation was computed. [2018-11-28 11:14:53,760 INFO L444 ceAbstractionStarter]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-28 11:14:53,760 INFO L448 ceAbstractionStarter]: For program point node_createFINAL(lines 563 571) no Hoare annotation was computed. [2018-11-28 11:14:53,760 INFO L451 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: true [2018-11-28 11:14:53,760 INFO L448 ceAbstractionStarter]: For program point node_createEXIT(lines 563 571) no Hoare annotation was computed. [2018-11-28 11:14:53,760 INFO L448 ceAbstractionStarter]: For program point L565(lines 565 567) no Hoare annotation was computed. [2018-11-28 11:14:53,760 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 565 567) no Hoare annotation was computed. [2018-11-28 11:14:53,770 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,771 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,771 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,772 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,773 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,773 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,773 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,773 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,773 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,773 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,774 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,774 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,774 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,776 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,778 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,778 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,778 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,778 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,778 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,779 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,779 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,779 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,779 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,779 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,782 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,782 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,783 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,783 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,783 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,783 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,784 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,784 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,784 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,784 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,784 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,784 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,785 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,785 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,785 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,785 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,786 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,786 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,786 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,786 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,786 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,787 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,787 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,787 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,788 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,788 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,788 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,788 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,788 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,789 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,789 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,789 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,789 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,789 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,790 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,790 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,790 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,790 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,790 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,790 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,791 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,791 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,793 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,793 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,793 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,793 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,793 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,794 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,794 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,794 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,794 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,795 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,796 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,796 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,796 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,796 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,797 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,797 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,797 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,797 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,797 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,797 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,798 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,798 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,798 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,798 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,798 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,799 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,799 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,799 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,799 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,799 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,799 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,800 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,800 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,800 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,800 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,800 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,800 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,801 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,801 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,802 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,802 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,802 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,802 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,802 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,803 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,803 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,803 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,803 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,803 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,804 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,804 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,804 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,804 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,804 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,805 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,805 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,806 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,807 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,808 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,809 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,809 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,810 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,810 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,810 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,811 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,811 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,811 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,811 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,812 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,812 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,812 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,813 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,814 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,815 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,816 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,816 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,816 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,816 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,818 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,818 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,818 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,819 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,819 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,819 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,819 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,819 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,819 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,820 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,820 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,820 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,820 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,820 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,820 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,822 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,822 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,822 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,822 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,822 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,823 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,823 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,823 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,823 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,823 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,824 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,824 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,824 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,824 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,825 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,825 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,825 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,825 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,825 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,826 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,826 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,826 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,826 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,826 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,827 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,827 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,827 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,827 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:14:53 BoogieIcfgContainer [2018-11-28 11:14:53,831 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 11:14:53,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:14:53,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:14:53,832 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:14:53,832 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:14:28" (3/4) ... [2018-11-28 11:14:53,838 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 11:14:53,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 11:14:53,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure myexit [2018-11-28 11:14:53,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_destroy [2018-11-28 11:14:53,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_update_at [2018-11-28 11:14:53,846 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_create [2018-11-28 11:14:53,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_get_data_at [2018-11-28 11:14:53,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 11:14:53,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure node_create [2018-11-28 11:14:53,853 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-28 11:14:53,853 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 11:14:53,853 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 11:14:53,883 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\valid[head] == 1 && head == 0) && \old(len) <= len + 1) || ((((\valid == \old(\valid) && \old(len) <= len) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || (((\valid[head] == 1 && !(#memory_$Pointer$[head][0 + 4] == head)) && head == 0) && #memory_$Pointer$[head][0 + 4] == head) [2018-11-28 11:14:53,883 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((forall v_main_~s~0.offset_BEFORE_CALL_3 : int, v_main_~s~0.base_BEFORE_CALL_3 : int :: \old(unknown-#memory_int-unknown)[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3] < 2 || 2 < \old(unknown-#memory_int-unknown)[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3]) || (((index + 1 <= \old(index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index))) || ((head == #memory_$Pointer$[head][head + 4] && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || \old(index) <= index) && (((((((((index <= \old(index) && head == head) && \old(index) <= index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == head) && #memory_$Pointer$ == \old(#memory_$Pointer$)) || ((((index + 1 <= \old(index) && \old(#memory_$Pointer$)[head][head + 4] == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 1 <= \old(index))) || (((index + 1 <= \old(index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index))) [2018-11-28 11:14:53,884 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((forall v_main_~s~0.offset_BEFORE_CALL_3 : int, v_main_~s~0.base_BEFORE_CALL_3 : int :: unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3] < 2 || 2 < unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3]) || (((head == head && head == head) && \old(index) <= index) && index <= \old(index))) || (((head == #memory_$Pointer$[head][head + 4] && head == #memory_$Pointer$[head][head + 4]) && index + 1 <= \old(index)) && 1 <= \old(index))) || (2 <= \old(index) && index + 1 <= \old(index))) || (forall v_main_~s~0.base_BEFORE_CALL_6 : int :: !(3 == unknown-#memory_int-unknown[#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_6][4]][#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_6][4]]) || #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_6][4] == v_main_~s~0.base_BEFORE_CALL_6) [2018-11-28 11:14:53,900 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_105c3d0e-ba27-41fe-ac21-279b2352f41a/bin-2019/uautomizer/witness.graphml [2018-11-28 11:14:53,900 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:14:53,901 INFO L168 Benchmark]: Toolchain (without parser) took 26368.80 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 363.3 MB). Free memory was 955.2 MB in the beginning and 840.6 MB in the end (delta: 114.7 MB). Peak memory consumption was 478.0 MB. Max. memory is 11.5 GB. [2018-11-28 11:14:53,902 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 984.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:14:53,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 955.2 MB in the beginning and 1.1 GB in the end (delta: -192.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:14:53,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.23 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. [2018-11-28 11:14:53,902 INFO L168 Benchmark]: Boogie Preprocessor took 27.99 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:14:53,903 INFO L168 Benchmark]: RCFGBuilder took 369.07 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: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:14:53,903 INFO L168 Benchmark]: TraceAbstraction took 25483.53 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 200.3 MB). Free memory was 1.1 GB in the beginning and 850.0 MB in the end (delta: 263.0 MB). Peak memory consumption was 463.3 MB. Max. memory is 11.5 GB. [2018-11-28 11:14:53,903 INFO L168 Benchmark]: Witness Printer took 68.59 ms. Allocated memory is still 1.4 GB. Free memory was 850.0 MB in the beginning and 840.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:14:53,905 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 984.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 391.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.1 MB). Free memory was 955.2 MB in the beginning and 1.1 GB in the end (delta: -192.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 369.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 25483.53 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 200.3 MB). Free memory was 1.1 GB in the beginning and 850.0 MB in the end (delta: 263.0 MB). Peak memory consumption was 463.3 MB. Max. memory is 11.5 GB. * Witness Printer took 68.59 ms. Allocated memory is still 1.4 GB. Free memory was 850.0 MB in the beginning and 840.6 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation 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_$Pointer$.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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_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 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_6,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_6,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_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_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 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_6,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_6,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_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_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_$Pointer$.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_$Pointer$.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_$Pointer$.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.offset_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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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_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_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_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_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_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_$Pointer$ - 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_$Pointer$ - 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_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_$Pointer$ - 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_$Pointer$ - 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_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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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 [2018-11-28 11:14:53,918 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,918 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,918 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,919 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,919 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,919 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,919 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,919 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,920 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,920 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,920 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,920 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,920 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,920 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,921 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,926 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,927 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,927 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,927 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,927 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,927 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,927 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,927 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,928 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,928 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,928 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((2 <= i && len <= 2) && (((unknown-#memory_int-unknown[s][s] <= len && i <= unknown-#memory_int-unknown[s][s]) && 0 <= i) && len <= unknown-#memory_int-unknown[s][s]) && 2 <= len) || (((((#memory_$Pointer$[s][0 + 4] == s && len + 1 == new_data) && s == 0) && len == 2) && (((unknown-#memory_int-unknown[s][s] <= len && i <= unknown-#memory_int-unknown[s][s]) && 0 <= i) && len <= unknown-#memory_int-unknown[s][s]) && 2 <= len) && unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] == len + 1) - InvariantResult [Line: 589]: Loop Invariant [2018-11-28 11:14:53,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,928 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,929 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,929 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,929 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,929 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,929 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,930 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,930 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,930 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,930 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,930 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,930 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,930 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,931 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,931 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,931 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,931 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,931 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,931 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,931 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,932 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,932 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,932 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,932 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,933 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,933 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,933 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,933 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,933 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,933 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,933 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,934 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,934 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-28 11:14:53,934 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,934 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,934 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,934 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,935 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,935 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,935 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,935 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((forall v_main_~s~0.offset_BEFORE_CALL_3 : int, v_main_~s~0.base_BEFORE_CALL_3 : int :: unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3] < 2 || 2 < unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3]) || (((head == head && head == head) && \old(index) <= index) && index <= \old(index))) || (((head == #memory_$Pointer$[head][head + 4] && head == #memory_$Pointer$[head][head + 4]) && index + 1 <= \old(index)) && 1 <= \old(index))) || (2 <= \old(index) && index + 1 <= \old(index))) || (forall v_main_~s~0.base_BEFORE_CALL_6 : int :: !(3 == unknown-#memory_int-unknown[#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_6][4]][#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_6][4]]) || #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_6][4] == v_main_~s~0.base_BEFORE_CALL_6) - InvariantResult [Line: 596]: Loop Invariant [2018-11-28 11:14:53,936 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,936 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,936 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,936 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,936 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,937 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,937 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,937 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,937 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,937 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,938 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,938 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,938 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,938 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,938 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,952 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,952 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,952 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,952 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,953 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,953 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,953 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,953 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,953 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,953 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,954 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,954 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,954 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,954 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,954 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,954 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,955 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,955 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,955 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,955 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,955 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,955 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,955 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,956 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,956 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,956 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,956 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,957 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,957 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,958 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-28 11:14:53,959 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,959 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,959 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,959 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,959 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,959 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,960 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,960 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,960 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,960 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,960 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,960 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,961 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,961 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,966 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,966 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,966 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,966 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,967 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,967 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,967 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,967 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,967 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,967 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,968 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,968 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,968 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,968 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,968 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,968 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,969 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,969 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,975 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,975 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,975 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,976 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,976 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,976 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((forall v_main_~s~0.offset_BEFORE_CALL_3 : int, v_main_~s~0.base_BEFORE_CALL_3 : int :: \old(unknown-#memory_int-unknown)[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3] < 2 || 2 < \old(unknown-#memory_int-unknown)[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3]) || (((index + 1 <= \old(index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index))) || ((head == #memory_$Pointer$[head][head + 4] && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || \old(index) <= index) && (((((((((index <= \old(index) && head == head) && \old(index) <= index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == head) && #memory_$Pointer$ == \old(#memory_$Pointer$)) || ((((index + 1 <= \old(index) && \old(#memory_$Pointer$)[head][head + 4] == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 1 <= \old(index))) || (((index + 1 <= \old(index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index))) - InvariantResult [Line: 607]: Loop Invariant [2018-11-28 11:14:53,976 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,977 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,977 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,977 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,977 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,978 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,978 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,978 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,978 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,978 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,979 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,979 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,979 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,979 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,979 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,980 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,980 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,980 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,980 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,980 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,980 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,981 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,981 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,984 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,984 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,985 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,985 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,985 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,985 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,985 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,985 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,986 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,986 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,986 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,986 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,987 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,987 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,987 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,987 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,987 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,987 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,988 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,988 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,988 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,988 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,988 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,988 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,988 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((((((2 <= i && len + 1 == new_data) && i + len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][0 + 4]][#memory_$Pointer$[s][0 + 4]] + 1) && s == 0) && len <= unknown-#memory_int-unknown[s][s]) && #memory_$Pointer$[s][0 + 4] == s) && unknown-#memory_int-unknown[s][s] <= len) && len == 2) && unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] == len + 1) || ((((s == 0 && !(#memory_$Pointer$[s][0 + 4] == s)) && #memory_$Pointer$[s][0 + 4] == s) && len == 2) && i == 0)) || ((((((((s == 0 && len <= unknown-#memory_int-unknown[s][s]) && len == new_data) && !(#memory_$Pointer$[s][0 + 4] == s)) && #memory_$Pointer$[s][0 + 4] == s) && 1 <= i) && unknown-#memory_int-unknown[s][s] <= len) && i <= 1) && len == 2) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 574]: Loop Invariant [2018-11-28 11:14:53,989 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,989 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,989 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,989 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,989 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,989 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,989 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,990 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,990 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,990 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,990 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,990 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,991 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-28 11:14:53,991 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-28 11:14:53,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-28 11:14:53,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-28 11:14:53,991 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((\valid[head] == 1 && head == 0) && \old(len) <= len + 1) || ((((\valid == \old(\valid) && \old(len) <= len) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || (((\valid[head] == 1 && !(#memory_$Pointer$[head][0 + 4] == head)) && head == 0) && #memory_$Pointer$[head][0 + 4] == head) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 57 locations, 1 error locations. SAFE Result, 25.3s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 14.7s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 555 SDtfs, 620 SDslu, 2635 SDs, 0 SdLazy, 3998 SolverSat, 351 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 872 GetRequests, 626 SyntacticMatches, 8 SemanticMatches, 238 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2502 ImplicationChecksByTransitivity, 18.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 77 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 74 PreInvPairs, 103 NumberOfFragments, 902 HoareAnnotationTreeSize, 74 FomulaSimplifications, 2271 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 1496 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 1406 NumberOfCodeBlocks, 1405 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 1382 ConstructedInterpolants, 20 QuantifiedInterpolants, 386448 SizeOfPredicates, 68 NumberOfNonLiveVariables, 3096 ConjunctsInSsa, 252 ConjunctsInUnsatCore, 24 InterpolantComputations, 5 PerfectInterpolantSequences, 449/573 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...