./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 aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 b18fe0627204ab4c483aeb119f16f48fd5019cde .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 14:29:26,549 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:29:26,550 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:29:26,555 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:29:26,555 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:29:26,556 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:29:26,557 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:29:26,557 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:29:26,558 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:29:26,559 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:29:26,559 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:29:26,559 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:29:26,560 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:29:26,560 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:29:26,561 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:29:26,562 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:29:26,562 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:29:26,563 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:29:26,565 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:29:26,566 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:29:26,566 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:29:26,567 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:29:26,569 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:29:26,569 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:29:26,569 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:29:26,570 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:29:26,570 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:29:26,571 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:29:26,572 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:29:26,572 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:29:26,573 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:29:26,573 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:29:26,573 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:29:26,573 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:29:26,574 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:29:26,574 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:29:26,574 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 14:29:26,581 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:29:26,581 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:29:26,581 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:29:26,581 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 14:29:26,582 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:29:26,582 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:29:26,582 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 14:29:26,582 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:29:26,582 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:29:26,582 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 14:29:26,583 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:29:26,583 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:29:26,583 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:29:26,583 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:29:26,583 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:29:26,583 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:29:26,583 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:29:26,584 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:29:26,584 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:29:26,584 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:29:26,584 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 14:29:26,584 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:29:26,584 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 14:29:26,584 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:29:26,585 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:29:26,585 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:29:26,585 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:29:26,585 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 14:29:26,585 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:29:26,585 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 14:29:26,585 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_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 -> b18fe0627204ab4c483aeb119f16f48fd5019cde [2018-11-23 14:29:26,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:29:26,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:29:26,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:29:26,623 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:29:26,623 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:29:26,624 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/../../sv-benchmarks/c/list-simple/sll2n_update_all_true-unreach-call_true-valid-memsafety.i [2018-11-23 14:29:26,665 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/data/62a733e34/23dac5b649ce4326b09f534b574eefec/FLAG9e52c8a64 [2018-11-23 14:29:27,114 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:29:27,115 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/sv-benchmarks/c/list-simple/sll2n_update_all_true-unreach-call_true-valid-memsafety.i [2018-11-23 14:29:27,124 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/data/62a733e34/23dac5b649ce4326b09f534b574eefec/FLAG9e52c8a64 [2018-11-23 14:29:27,135 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/data/62a733e34/23dac5b649ce4326b09f534b574eefec [2018-11-23 14:29:27,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:29:27,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:29:27,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:29:27,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:29:27,143 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:29:27,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b999c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27, skipping insertion in model container [2018-11-23 14:29:27,145 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:29:27,182 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:29:27,372 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:29:27,379 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:29:27,450 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:29:27,483 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:29:27,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27 WrapperNode [2018-11-23 14:29:27,484 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:29:27,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:29:27,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:29:27,484 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:29:27,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:29:27,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:29:27,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:29:27,505 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:29:27,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... [2018-11-23 14:29:27,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:29:27,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:29:27,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:29:27,530 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:29:27,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:29:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2018-11-23 14:29:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2018-11-23 14:29:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2018-11-23 14:29:27,567 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2018-11-23 14:29:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:29:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 14:29:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2018-11-23 14:29:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2018-11-23 14:29:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 14:29:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure exit [2018-11-23 14:29:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2018-11-23 14:29:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2018-11-23 14:29:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 14:29:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2018-11-23 14:29:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2018-11-23 14:29:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 14:29:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 14:29:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 14:29:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 14:29:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 14:29:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 14:29:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 14:29:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:29:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:29:27,798 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:29:27,798 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 14:29:27,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:29:27 BoogieIcfgContainer [2018-11-23 14:29:27,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:29:27,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 14:29:27,799 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 14:29:27,802 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 14:29:27,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:29:27" (1/3) ... [2018-11-23 14:29:27,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a94c5a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:29:27, skipping insertion in model container [2018-11-23 14:29:27,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:29:27" (2/3) ... [2018-11-23 14:29:27,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a94c5a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:29:27, skipping insertion in model container [2018-11-23 14:29:27,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:29:27" (3/3) ... [2018-11-23 14:29:27,804 INFO L112 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_true-unreach-call_true-valid-memsafety.i [2018-11-23 14:29:27,810 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 14:29:27,814 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 14:29:27,824 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 14:29:27,841 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 14:29:27,841 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 14:29:27,842 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 14:29:27,842 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 14:29:27,842 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 14:29:27,842 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 14:29:27,842 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 14:29:27,842 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 14:29:27,842 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 14:29:27,852 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2018-11-23 14:29:27,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 14:29:27,858 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:27,859 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] [2018-11-23 14:29:27,860 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:27,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:27,865 INFO L82 PathProgramCache]: Analyzing trace with hash -43549588, now seen corresponding path program 1 times [2018-11-23 14:29:27,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:27,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:27,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:27,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:27,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:28,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:29:28,026 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:29:28,026 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 14:29:28,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 14:29:28,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 14:29:28,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 14:29:28,038 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 5 states. [2018-11-23 14:29:28,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:28,110 INFO L93 Difference]: Finished difference Result 97 states and 126 transitions. [2018-11-23 14:29:28,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 14:29:28,111 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2018-11-23 14:29:28,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:28,117 INFO L225 Difference]: With dead ends: 97 [2018-11-23 14:29:28,117 INFO L226 Difference]: Without dead ends: 46 [2018-11-23 14:29:28,120 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 [2018-11-23 14:29:28,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-23 14:29:28,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2018-11-23 14:29:28,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-23 14:29:28,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2018-11-23 14:29:28,149 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 25 [2018-11-23 14:29:28,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:28,149 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2018-11-23 14:29:28,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 14:29:28,149 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2018-11-23 14:29:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 14:29:28,150 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:28,150 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] [2018-11-23 14:29:28,150 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:28,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:28,151 INFO L82 PathProgramCache]: Analyzing trace with hash -1735963221, now seen corresponding path program 1 times [2018-11-23 14:29:28,151 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:28,151 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:28,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:28,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:28,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:28,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:29:28,238 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:28,238 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:29:28,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:28,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:28,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:28,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:29:28,308 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:29:28,308 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2018-11-23 14:29:28,309 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 14:29:28,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 14:29:28,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:29:28,310 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 6 states. [2018-11-23 14:29:28,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:28,379 INFO L93 Difference]: Finished difference Result 75 states and 85 transitions. [2018-11-23 14:29:28,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 14:29:28,380 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2018-11-23 14:29:28,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:28,381 INFO L225 Difference]: With dead ends: 75 [2018-11-23 14:29:28,381 INFO L226 Difference]: Without dead ends: 50 [2018-11-23 14:29:28,382 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 [2018-11-23 14:29:28,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-23 14:29:28,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2018-11-23 14:29:28,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-23 14:29:28,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2018-11-23 14:29:28,388 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 34 [2018-11-23 14:29:28,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:28,388 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2018-11-23 14:29:28,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 14:29:28,388 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2018-11-23 14:29:28,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 14:29:28,390 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:28,390 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] [2018-11-23 14:29:28,390 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:28,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:28,390 INFO L82 PathProgramCache]: Analyzing trace with hash 599094092, now seen corresponding path program 2 times [2018-11-23 14:29:28,391 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:28,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:28,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:28,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:28,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:28,475 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 14:29:28,475 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:29:28,475 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 14:29:28,475 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 14:29:28,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 14:29:28,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:29:28,476 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand 4 states. [2018-11-23 14:29:28,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:28,505 INFO L93 Difference]: Finished difference Result 70 states and 79 transitions. [2018-11-23 14:29:28,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 14:29:28,505 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2018-11-23 14:29:28,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:28,506 INFO L225 Difference]: With dead ends: 70 [2018-11-23 14:29:28,506 INFO L226 Difference]: Without dead ends: 57 [2018-11-23 14:29:28,506 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 [2018-11-23 14:29:28,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-11-23 14:29:28,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 48. [2018-11-23 14:29:28,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-23 14:29:28,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2018-11-23 14:29:28,512 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 43 [2018-11-23 14:29:28,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:28,512 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2018-11-23 14:29:28,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 14:29:28,513 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2018-11-23 14:29:28,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 14:29:28,513 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:28,514 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] [2018-11-23 14:29:28,514 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:28,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:28,514 INFO L82 PathProgramCache]: Analyzing trace with hash -1358644010, now seen corresponding path program 1 times [2018-11-23 14:29:28,514 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:28,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:28,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:28,515 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 14:29:28,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:28,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 14:29:28,580 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:28,580 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:29:28,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:28,631 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:28,712 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 14:29:28,727 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:29:28,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2018-11-23 14:29:28,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:29:28,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:29:28,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:29:28,728 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand 7 states. [2018-11-23 14:29:28,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:28,781 INFO L93 Difference]: Finished difference Result 80 states and 91 transitions. [2018-11-23 14:29:28,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 14:29:28,781 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-23 14:29:28,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:28,782 INFO L225 Difference]: With dead ends: 80 [2018-11-23 14:29:28,782 INFO L226 Difference]: Without dead ends: 67 [2018-11-23 14:29:28,783 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=29, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:29:28,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-11-23 14:29:28,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 51. [2018-11-23 14:29:28,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-23 14:29:28,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 57 transitions. [2018-11-23 14:29:28,790 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 57 transitions. Word has length 51 [2018-11-23 14:29:28,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:28,790 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 57 transitions. [2018-11-23 14:29:28,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:29:28,790 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2018-11-23 14:29:28,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 14:29:28,792 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:28,792 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] [2018-11-23 14:29:28,792 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:28,792 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:28,792 INFO L82 PathProgramCache]: Analyzing trace with hash -337716128, now seen corresponding path program 2 times [2018-11-23 14:29:28,792 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:28,793 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:28,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:28,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:28,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:28,902 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 14:29:28,902 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:28,902 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 [2018-11-23 14:29:28,909 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-23 14:29:28,957 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 14:29:28,957 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 14:29:28,961 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 14:29:29,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:29:29,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 9 [2018-11-23 14:29:29,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 14:29:29,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 14:29:29,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 14:29:29,041 INFO L87 Difference]: Start difference. First operand 51 states and 57 transitions. Second operand 9 states. [2018-11-23 14:29:29,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:29,159 INFO L93 Difference]: Finished difference Result 84 states and 96 transitions. [2018-11-23 14:29:29,159 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:29:29,159 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 59 [2018-11-23 14:29:29,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:29,161 INFO L225 Difference]: With dead ends: 84 [2018-11-23 14:29:29,161 INFO L226 Difference]: Without dead ends: 63 [2018-11-23 14:29:29,161 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 [2018-11-23 14:29:29,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-11-23 14:29:29,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 55. [2018-11-23 14:29:29,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-23 14:29:29,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 62 transitions. [2018-11-23 14:29:29,166 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 62 transitions. Word has length 59 [2018-11-23 14:29:29,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:29,167 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 62 transitions. [2018-11-23 14:29:29,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 14:29:29,167 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2018-11-23 14:29:29,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:29:29,168 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:29,168 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] [2018-11-23 14:29:29,168 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:29,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:29,169 INFO L82 PathProgramCache]: Analyzing trace with hash 233296567, now seen corresponding path program 1 times [2018-11-23 14:29:29,169 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:29,169 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:29,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:29,170 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 14:29:29,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:29,922 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:29:29,922 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:29,922 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 [2018-11-23 14:29:29,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:29,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:29,988 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 [2018-11-23 14:29:29,989 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:29,991 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:29,991 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-23 14:29:30,094 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 14:29:30,094 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 14:29:30,095 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 [2018-11-23 14:29:30,096 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,097 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,097 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2018-11-23 14:29:30,123 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 [2018-11-23 14:29:30,126 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 [2018-11-23 14:29:30,126 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,128 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,131 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,131 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:18, output treesize:10 [2018-11-23 14:29:30,307 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 [2018-11-23 14:29:30,310 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 [2018-11-23 14:29:30,310 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,312 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,317 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,317 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:30 [2018-11-23 14:29:30,357 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 [2018-11-23 14:29:30,359 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 14:29:30,360 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 [2018-11-23 14:29:30,360 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,363 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,369 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,369 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:46, output treesize:31 [2018-11-23 14:29:30,907 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 [2018-11-23 14:29:30,914 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 [2018-11-23 14:29:30,916 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 [2018-11-23 14:29:30,917 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:30,920 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:30,931 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 [2018-11-23 14:29:30,932 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 [2018-11-23 14:29:30,932 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,936 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,942 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:30,942 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:54, output treesize:21 [2018-11-23 14:29:31,157 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 [2018-11-23 14:29:31,161 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 [2018-11-23 14:29:31,162 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:31,174 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 [2018-11-23 14:29:31,174 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:31,186 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 14:29:31,186 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 [2018-11-23 14:29:31,187 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:31,192 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:31,197 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:31,197 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:42, output treesize:10 [2018-11-23 14:29:31,237 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2018-11-23 14:29:31,252 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:29:31,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 31] total 55 [2018-11-23 14:29:31,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-11-23 14:29:31,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-11-23 14:29:31,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=2711, Unknown=1, NotChecked=104, Total=2970 [2018-11-23 14:29:31,255 INFO L87 Difference]: Start difference. First operand 55 states and 62 transitions. Second operand 55 states. [2018-11-23 14:29:34,205 WARN L180 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 20 [2018-11-23 14:29:37,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:37,547 INFO L93 Difference]: Finished difference Result 106 states and 129 transitions. [2018-11-23 14:29:37,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-23 14:29:37,547 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 60 [2018-11-23 14:29:37,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:37,549 INFO L225 Difference]: With dead ends: 106 [2018-11-23 14:29:37,549 INFO L226 Difference]: Without dead ends: 103 [2018-11-23 14:29:37,552 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 39 SyntacticMatches, 5 SemanticMatches, 81 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1143 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=437, Invalid=6197, Unknown=12, NotChecked=160, Total=6806 [2018-11-23 14:29:37,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-11-23 14:29:37,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 86. [2018-11-23 14:29:37,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-11-23 14:29:37,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 105 transitions. [2018-11-23 14:29:37,567 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 105 transitions. Word has length 60 [2018-11-23 14:29:37,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:37,568 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 105 transitions. [2018-11-23 14:29:37,568 INFO L481 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-11-23 14:29:37,568 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 105 transitions. [2018-11-23 14:29:37,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 14:29:37,569 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:37,570 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] [2018-11-23 14:29:37,570 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:37,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:37,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1057037848, now seen corresponding path program 1 times [2018-11-23 14:29:37,571 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:37,571 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:37,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:37,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:37,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:37,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:37,616 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:29:37,617 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:37,617 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 [2018-11-23 14:29:37,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:37,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:37,688 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 14:29:37,714 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:29:37,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-11-23 14:29:37,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 14:29:37,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 14:29:37,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:29:37,715 INFO L87 Difference]: Start difference. First operand 86 states and 105 transitions. Second operand 8 states. [2018-11-23 14:29:37,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:37,794 INFO L93 Difference]: Finished difference Result 124 states and 150 transitions. [2018-11-23 14:29:37,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 14:29:37,798 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2018-11-23 14:29:37,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:37,799 INFO L225 Difference]: With dead ends: 124 [2018-11-23 14:29:37,799 INFO L226 Difference]: Without dead ends: 98 [2018-11-23 14:29:37,800 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 [2018-11-23 14:29:37,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-23 14:29:37,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 92. [2018-11-23 14:29:37,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-11-23 14:29:37,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 112 transitions. [2018-11-23 14:29:37,815 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 112 transitions. Word has length 61 [2018-11-23 14:29:37,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:37,816 INFO L480 AbstractCegarLoop]: Abstraction has 92 states and 112 transitions. [2018-11-23 14:29:37,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 14:29:37,816 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 112 transitions. [2018-11-23 14:29:37,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 14:29:37,817 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:37,817 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] [2018-11-23 14:29:37,817 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:37,817 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:37,817 INFO L82 PathProgramCache]: Analyzing trace with hash 754820928, now seen corresponding path program 2 times [2018-11-23 14:29:37,818 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:37,818 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:37,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:37,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:37,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:37,873 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:29:37,873 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:37,873 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 [2018-11-23 14:29:37,882 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-23 14:29:37,924 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 14:29:37,924 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 14:29:37,929 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:37,967 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-23 14:29:37,982 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:29:37,982 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2018-11-23 14:29:37,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 14:29:37,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 14:29:37,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:29:37,983 INFO L87 Difference]: Start difference. First operand 92 states and 112 transitions. Second operand 8 states. [2018-11-23 14:29:38,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:38,099 INFO L93 Difference]: Finished difference Result 137 states and 163 transitions. [2018-11-23 14:29:38,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:29:38,099 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2018-11-23 14:29:38,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:38,100 INFO L225 Difference]: With dead ends: 137 [2018-11-23 14:29:38,100 INFO L226 Difference]: Without dead ends: 96 [2018-11-23 14:29:38,101 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 [2018-11-23 14:29:38,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-23 14:29:38,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 88. [2018-11-23 14:29:38,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2018-11-23 14:29:38,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 103 transitions. [2018-11-23 14:29:38,114 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 103 transitions. Word has length 61 [2018-11-23 14:29:38,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:38,115 INFO L480 AbstractCegarLoop]: Abstraction has 88 states and 103 transitions. [2018-11-23 14:29:38,115 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 14:29:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 103 transitions. [2018-11-23 14:29:38,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 14:29:38,116 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:38,116 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] [2018-11-23 14:29:38,116 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:38,116 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:38,116 INFO L82 PathProgramCache]: Analyzing trace with hash 267456236, now seen corresponding path program 3 times [2018-11-23 14:29:38,116 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:38,116 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:38,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:38,117 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 14:29:38,117 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:38,159 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 14:29:38,160 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:38,160 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 [2018-11-23 14:29:38,172 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-23 14:29:38,238 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-23 14:29:38,238 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 14:29:38,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:38,261 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 14:29:38,279 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:29:38,279 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-11-23 14:29:38,280 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 14:29:38,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 14:29:38,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:29:38,280 INFO L87 Difference]: Start difference. First operand 88 states and 103 transitions. Second operand 8 states. [2018-11-23 14:29:38,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:38,338 INFO L93 Difference]: Finished difference Result 125 states and 144 transitions. [2018-11-23 14:29:38,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 14:29:38,339 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 61 [2018-11-23 14:29:38,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:38,341 INFO L225 Difference]: With dead ends: 125 [2018-11-23 14:29:38,341 INFO L226 Difference]: Without dead ends: 92 [2018-11-23 14:29:38,342 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 [2018-11-23 14:29:38,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-11-23 14:29:38,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 86. [2018-11-23 14:29:38,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-11-23 14:29:38,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 100 transitions. [2018-11-23 14:29:38,355 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 100 transitions. Word has length 61 [2018-11-23 14:29:38,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:38,355 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 100 transitions. [2018-11-23 14:29:38,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 14:29:38,355 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2018-11-23 14:29:38,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 14:29:38,356 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:38,357 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] [2018-11-23 14:29:38,357 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:38,359 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:38,359 INFO L82 PathProgramCache]: Analyzing trace with hash 2033764854, now seen corresponding path program 4 times [2018-11-23 14:29:38,359 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:38,359 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:38,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:38,361 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 14:29:38,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:38,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:38,413 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 14:29:38,413 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:38,414 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 [2018-11-23 14:29:38,429 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-23 14:29:38,456 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-23 14:29:38,456 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 14:29:38,458 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:38,492 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 14:29:38,509 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:29:38,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 10 [2018-11-23 14:29:38,510 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 14:29:38,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 14:29:38,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 14:29:38,510 INFO L87 Difference]: Start difference. First operand 86 states and 100 transitions. Second operand 10 states. [2018-11-23 14:29:38,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:38,555 INFO L93 Difference]: Finished difference Result 115 states and 130 transitions. [2018-11-23 14:29:38,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 14:29:38,556 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2018-11-23 14:29:38,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:38,557 INFO L225 Difference]: With dead ends: 115 [2018-11-23 14:29:38,557 INFO L226 Difference]: Without dead ends: 65 [2018-11-23 14:29:38,557 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 [2018-11-23 14:29:38,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-23 14:29:38,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2018-11-23 14:29:38,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-11-23 14:29:38,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 70 transitions. [2018-11-23 14:29:38,567 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 70 transitions. Word has length 69 [2018-11-23 14:29:38,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:38,568 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 70 transitions. [2018-11-23 14:29:38,569 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 14:29:38,569 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2018-11-23 14:29:38,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 14:29:38,569 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:38,569 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] [2018-11-23 14:29:38,570 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:38,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:38,570 INFO L82 PathProgramCache]: Analyzing trace with hash 247983362, now seen corresponding path program 1 times [2018-11-23 14:29:38,570 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:38,570 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:38,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:38,570 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 14:29:38,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:38,612 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:29:38,612 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:38,612 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 [2018-11-23 14:29:38,630 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:38,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:38,682 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 14:29:38,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:29:38,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2018-11-23 14:29:38,698 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:29:38,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:29:38,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:29:38,698 INFO L87 Difference]: Start difference. First operand 65 states and 70 transitions. Second operand 7 states. [2018-11-23 14:29:38,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:38,752 INFO L93 Difference]: Finished difference Result 75 states and 80 transitions. [2018-11-23 14:29:38,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 14:29:38,752 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-23 14:29:38,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:38,753 INFO L225 Difference]: With dead ends: 75 [2018-11-23 14:29:38,753 INFO L226 Difference]: Without dead ends: 67 [2018-11-23 14:29:38,753 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 [2018-11-23 14:29:38,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-11-23 14:29:38,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2018-11-23 14:29:38,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-11-23 14:29:38,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 71 transitions. [2018-11-23 14:29:38,762 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 71 transitions. Word has length 70 [2018-11-23 14:29:38,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:38,762 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 71 transitions. [2018-11-23 14:29:38,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:29:38,763 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2018-11-23 14:29:38,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 14:29:38,763 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:38,763 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] [2018-11-23 14:29:38,763 INFO L423 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:38,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:38,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1512328493, now seen corresponding path program 1 times [2018-11-23 14:29:38,764 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:38,764 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:38,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:38,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:38,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:39,490 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:29:39,491 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:39,491 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 [2018-11-23 14:29:39,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:39,529 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:39,559 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 [2018-11-23 14:29:39,559 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:39,560 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:39,560 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2018-11-23 14:29:39,646 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 14:29:39,647 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 14:29:39,647 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 [2018-11-23 14:29:39,647 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:39,649 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:39,650 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2018-11-23 14:29:39,673 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 [2018-11-23 14:29:39,674 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 [2018-11-23 14:29:39,674 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:39,675 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:39,678 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:39,678 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:19, output treesize:12 [2018-11-23 14:29:39,844 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 [2018-11-23 14:29:39,845 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 [2018-11-23 14:29:39,845 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:39,847 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:39,851 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. [2018-11-23 14:29:39,851 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:19 [2018-11-23 14:29:40,404 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 [2018-11-23 14:29:40,410 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 [2018-11-23 14:29:40,412 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 14:29:40,413 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 [2018-11-23 14:29:40,414 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,417 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,422 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,422 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:18 [2018-11-23 14:29:40,560 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 [2018-11-23 14:29:40,561 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 [2018-11-23 14:29:40,561 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,563 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,568 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,568 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:120, output treesize:110 [2018-11-23 14:29:40,619 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 14:29:40,622 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 [2018-11-23 14:29:40,624 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 [2018-11-23 14:29:40,624 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,629 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,638 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 14:29:40,642 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 [2018-11-23 14:29:40,644 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 [2018-11-23 14:29:40,644 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,650 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,656 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:40,657 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:126, output treesize:36 [2018-11-23 14:29:41,127 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 [2018-11-23 14:29:41,130 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 [2018-11-23 14:29:41,130 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:41,143 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 [2018-11-23 14:29:41,144 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:41,156 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 [2018-11-23 14:29:41,157 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:41,168 INFO L267 ElimStorePlain]: Start of recursive call 2: 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-23 14:29:41,185 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 [2018-11-23 14:29:41,187 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 [2018-11-23 14:29:41,187 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:41,199 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 [2018-11-23 14:29:41,200 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:41,211 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 [2018-11-23 14:29:41,212 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:41,233 INFO L267 ElimStorePlain]: Start of recursive call 6: 3 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2018-11-23 14:29:41,235 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 [2018-11-23 14:29:41,236 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 19 treesize of output 15 [2018-11-23 14:29:41,237 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:41,243 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 [2018-11-23 14:29:41,243 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:41,248 INFO L267 ElimStorePlain]: Start of recursive call 10: 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-23 14:29:41,267 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 [2018-11-23 14:29:41,270 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 [2018-11-23 14:29:41,270 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:41,274 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:41,275 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 [2018-11-23 14:29:41,277 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 [2018-11-23 14:29:41,278 INFO L267 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:41,283 INFO L267 ElimStorePlain]: Start of recursive call 15: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:41,288 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 [2018-11-23 14:29:41,290 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 [2018-11-23 14:29:41,291 INFO L267 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2018-11-23 14:29:41,304 INFO L267 ElimStorePlain]: Start of recursive call 17: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:41,314 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 14:29:41,314 INFO L202 ElimStorePlain]: Needed 18 recursive calls to eliminate 5 variables, input treesize:65, output treesize:7 [2018-11-23 14:29:41,353 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 20 refuted. 0 times theorem prover too weak. 1 trivial. 2 not checked. [2018-11-23 14:29:41,368 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:29:41,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 33] total 58 [2018-11-23 14:29:41,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-11-23 14:29:41,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-11-23 14:29:41,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=3011, Unknown=1, NotChecked=110, Total=3306 [2018-11-23 14:29:41,369 INFO L87 Difference]: Start difference. First operand 67 states and 71 transitions. Second operand 58 states. [2018-11-23 14:29:45,804 WARN L180 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2018-11-23 14:29:46,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:46,778 INFO L93 Difference]: Finished difference Result 76 states and 81 transitions. [2018-11-23 14:29:46,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-23 14:29:46,779 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 71 [2018-11-23 14:29:46,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:46,779 INFO L225 Difference]: With dead ends: 76 [2018-11-23 14:29:46,779 INFO L226 Difference]: Without dead ends: 69 [2018-11-23 14:29:46,780 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 48 SyntacticMatches, 3 SemanticMatches, 82 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1324 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=468, Invalid=6341, Unknown=1, NotChecked=162, Total=6972 [2018-11-23 14:29:46,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2018-11-23 14:29:46,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2018-11-23 14:29:46,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-11-23 14:29:46,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2018-11-23 14:29:46,790 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 71 [2018-11-23 14:29:46,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:46,790 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2018-11-23 14:29:46,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-11-23 14:29:46,790 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2018-11-23 14:29:46,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 14:29:46,791 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:29:46,791 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] [2018-11-23 14:29:46,791 INFO L423 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:29:46,791 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:29:46,792 INFO L82 PathProgramCache]: Analyzing trace with hash 2052321890, now seen corresponding path program 2 times [2018-11-23 14:29:46,792 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:29:46,792 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:29:46,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:46,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:29:46,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:29:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:29:46,839 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:29:46,839 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:29:46,839 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/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 [2018-11-23 14:29:46,845 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-23 14:29:46,869 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 14:29:46,869 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 14:29:46,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:29:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 14:29:46,893 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:29:46,893 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2018-11-23 14:29:46,893 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:29:46,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:29:46,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:29:46,894 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 7 states. [2018-11-23 14:29:46,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:29:46,931 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2018-11-23 14:29:46,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 14:29:46,931 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 72 [2018-11-23 14:29:46,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:29:46,932 INFO L225 Difference]: With dead ends: 68 [2018-11-23 14:29:46,932 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 14:29:46,932 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 [2018-11-23 14:29:46,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 14:29:46,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 14:29:46,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 14:29:46,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 14:29:46,933 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2018-11-23 14:29:46,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:29:46,933 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 14:29:46,933 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:29:46,933 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 14:29:46,933 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:29:46,936 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 14:29:47,101 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 40 [2018-11-23 14:29:47,544 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 53 [2018-11-23 14:29:47,616 INFO L451 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: true [2018-11-23 14:29:47,616 INFO L448 ceAbstractionStarter]: For program point exitEXIT(lines 560 562) no Hoare annotation was computed. [2018-11-23 14:29:47,616 INFO L451 ceAbstractionStarter]: At program point exitENTRY(lines 560 562) the Hoare annotation is: true [2018-11-23 14:29:47,616 INFO L448 ceAbstractionStarter]: For program point exitFINAL(lines 560 562) no Hoare annotation was computed. [2018-11-23 14:29:47,616 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:29:47,616 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-11-23 14:29:47,617 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:29:47,617 INFO L448 ceAbstractionStarter]: For program point sll_destroyEXIT(lines 581 587) no Hoare annotation was computed. [2018-11-23 14:29:47,617 INFO L451 ceAbstractionStarter]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2018-11-23 14:29:47,617 INFO L451 ceAbstractionStarter]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: true [2018-11-23 14:29:47,617 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 581 587) no Hoare annotation was computed. [2018-11-23 14:29:47,617 INFO L448 ceAbstractionStarter]: For program point sll_update_atFINAL(lines 595 601) no Hoare annotation was computed. [2018-11-23 14:29:47,617 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$.base)| |sll_update_at_#in~head.base|) .cse2) sll_update_at_~head.base) .cse6 .cse7 (<= 1 |sll_update_at_#in~index|)) .cse1)))) [2018-11-23 14:29:47,617 INFO L448 ceAbstractionStarter]: For program point L596-3(lines 596 599) no Hoare annotation was computed. [2018-11-23 14:29:47,617 INFO L448 ceAbstractionStarter]: For program point sll_update_atEXIT(lines 595 601) no Hoare annotation was computed. [2018-11-23 14:29:47,617 INFO L444 ceAbstractionStarter]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-23 14:29:47,617 INFO L444 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (<= |sll_create_#in~len| sll_create_~len) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= (select |#valid| sll_create_~head~0.base) 1) (= sll_create_~head~0.offset 0))) [2018-11-23 14:29:47,618 INFO L448 ceAbstractionStarter]: For program point sll_createEXIT(lines 572 580) no Hoare annotation was computed. [2018-11-23 14:29:47,618 INFO L448 ceAbstractionStarter]: For program point L575-1(line 575) no Hoare annotation was computed. [2018-11-23 14:29:47,618 INFO L448 ceAbstractionStarter]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2018-11-23 14:29:47,618 INFO L444 ceAbstractionStarter]: At program point L574-3(lines 574 578) the Hoare annotation is: (let ((.cse0 (= (select |#valid| sll_create_~head~0.base) 1)) (.cse1 (= sll_create_~head~0.offset 0))) (or (and .cse0 .cse1 (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (= |#valid| |old(#valid)|) (<= |sll_create_#in~len| sll_create_~len) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset| sll_create_~head~0.base) .cse2) sll_create_~head~0.offset))))) [2018-11-23 14:29:47,618 INFO L448 ceAbstractionStarter]: For program point L574-4(lines 574 578) no Hoare annotation was computed. [2018-11-23 14:29:47,618 INFO L444 ceAbstractionStarter]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-23 14:29:47,618 INFO L448 ceAbstractionStarter]: For program point sll_createFINAL(lines 572 580) no Hoare annotation was computed. [2018-11-23 14:29:47,618 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:29:47,618 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-23 14:29:47,618 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 14:29:47,618 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:29:47,619 INFO L444 ceAbstractionStarter]: At program point L609(line 609) the Hoare annotation is: (let ((.cse6 (+ 0 4))) (let ((.cse0 (= main_~s~0.offset 0)) (.cse1 (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) .cse6) main_~s~0.base))) (.cse2 (= (select (select |#memory_$Pointer$.offset| main_~s~0.base) .cse6) main_~s~0.offset)) (.cse3 (= main_~len~0 2))) (or (and .cse0 (= main_~len~0 main_~new_data~0) .cse1 .cse2 .cse3 (= main_~i~0 0)) (let ((.cse4 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse5 (+ main_~i~0 2))) (and .cse0 (<= main_~len~0 .cse4) .cse1 .cse2 (<= 1 main_~i~0) (<= .cse4 main_~len~0) (<= main_~new_data~0 .cse5) (<= .cse5 main_~new_data~0) (<= main_~i~0 1) .cse3))))) [2018-11-23 14:29:47,619 INFO L448 ceAbstractionStarter]: For program point L611-2(lines 611 616) no Hoare annotation was computed. [2018-11-23 14:29:47,619 INFO L448 ceAbstractionStarter]: For program point L609-1(lines 607 610) no Hoare annotation was computed. [2018-11-23 14:29:47,619 INFO L444 ceAbstractionStarter]: At program point L611-3(lines 611 616) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (and (<= .cse4 main_~len~0) (<= main_~i~0 .cse4) (<= 0 main_~i~0) (<= main_~len~0 .cse4) (<= 2 main_~len~0))))) (or (and (<= 2 main_~i~0) (<= main_~len~0 2) .cse0) (let ((.cse1 (select |#memory_$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$.base| main_~s~0.base) .cse3)) (select .cse1 .cse3))) .cse2))))) [2018-11-23 14:29:47,619 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2018-11-23 14:29:47,619 INFO L444 ceAbstractionStarter]: At program point L611-4(lines 611 616) the Hoare annotation is: (<= 2 main_~len~0) [2018-11-23 14:29:47,619 INFO L444 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= main_~len~0 2) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-23 14:29:47,619 INFO L444 ceAbstractionStarter]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse8 (select |#memory_$Pointer$.base| main_~s~0.base)) (.cse10 (select |#memory_$Pointer$.offset| main_~s~0.base)) (.cse13 (+ 0 4))) (let ((.cse2 (select .cse10 .cse13)) (.cse1 (select .cse8 .cse13)) (.cse12 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse3 (= main_~s~0.offset 0)) (.cse4 (<= main_~len~0 .cse12)) (.cse11 (not (= .cse1 main_~s~0.base))) (.cse5 (= .cse2 main_~s~0.offset)) (.cse6 (<= .cse12 main_~len~0)) (.cse7 (= main_~len~0 2))) (or (let ((.cse0 (+ main_~len~0 1))) (and (<= 2 main_~i~0) (= .cse0 main_~new_data~0) (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| .cse1) .cse2) 1)) .cse3 .cse4 .cse5 .cse6 .cse7 (= (let ((.cse9 (+ main_~s~0.offset 4))) (select (select |#memory_int| (select .cse8 .cse9)) (select .cse10 .cse9))) .cse0))) (and .cse3 .cse11 .cse5 .cse7 (= main_~i~0 0)) (and .cse3 .cse4 (= main_~len~0 main_~new_data~0) .cse11 .cse5 (<= 1 main_~i~0) .cse6 (<= main_~i~0 1) .cse7))))) [2018-11-23 14:29:47,620 INFO L448 ceAbstractionStarter]: For program point L605-1(line 605) no Hoare annotation was computed. [2018-11-23 14:29:47,620 INFO L448 ceAbstractionStarter]: For program point L607-3(lines 607 610) no Hoare annotation was computed. [2018-11-23 14:29:47,620 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 602 621) no Hoare annotation was computed. [2018-11-23 14:29:47,620 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 602 621) no Hoare annotation was computed. [2018-11-23 14:29:47,620 INFO L444 ceAbstractionStarter]: At program point L614(lines 602 621) the Hoare annotation is: false [2018-11-23 14:29:47,620 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-23 14:29:47,620 INFO L448 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2018-11-23 14:29:47,620 INFO L444 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse12 (select |#memory_$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))))) [2018-11-23 14:29:47,620 INFO L448 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2018-11-23 14:29:47,620 INFO L448 ceAbstractionStarter]: For program point L613-2(lines 613 615) no Hoare annotation was computed. [2018-11-23 14:29:47,621 INFO L451 ceAbstractionStarter]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2018-11-23 14:29:47,621 INFO L448 ceAbstractionStarter]: For program point sll_get_data_atFINAL(lines 588 594) no Hoare annotation was computed. [2018-11-23 14:29:47,621 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$.offset| v_main_~s~0.base_BEFORE_CALL_6) 4)))) (= .cse3 v_main_~s~0.base_BEFORE_CALL_6)))))) [2018-11-23 14:29:47,621 INFO L448 ceAbstractionStarter]: For program point L589-3(lines 589 592) no Hoare annotation was computed. [2018-11-23 14:29:47,621 INFO L448 ceAbstractionStarter]: For program point sll_get_data_atEXIT(lines 588 594) no Hoare annotation was computed. [2018-11-23 14:29:47,621 INFO L444 ceAbstractionStarter]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2018-11-23 14:29:47,621 INFO L448 ceAbstractionStarter]: For program point node_createFINAL(lines 563 571) no Hoare annotation was computed. [2018-11-23 14:29:47,621 INFO L451 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: true [2018-11-23 14:29:47,621 INFO L448 ceAbstractionStarter]: For program point node_createEXIT(lines 563 571) no Hoare annotation was computed. [2018-11-23 14:29:47,621 INFO L448 ceAbstractionStarter]: For program point L565(lines 565 567) no Hoare annotation was computed. [2018-11-23 14:29:47,621 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 565 567) no Hoare annotation was computed. [2018-11-23 14:29:47,628 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,629 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,629 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,631 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,631 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,631 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,631 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,632 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,632 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,632 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,632 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,632 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,632 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,639 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,639 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,639 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,639 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,639 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,639 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,639 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,639 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,640 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,640 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,642 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,642 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,642 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,642 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,643 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,643 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,643 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,643 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,643 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,643 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,644 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,644 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,644 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,644 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,644 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,645 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,645 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,645 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,645 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,645 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,645 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,646 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,646 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,646 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,646 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,647 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,647 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,647 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,648 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,648 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,648 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,648 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,648 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,648 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,649 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,649 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,653 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,653 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,653 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,654 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,656 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,656 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,656 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,656 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,656 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,656 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,657 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,658 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,658 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,658 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,658 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,658 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,658 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,658 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,658 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,658 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,659 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,660 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,660 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,660 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,660 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,660 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,660 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,660 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,660 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,661 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,661 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,661 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,661 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,661 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,661 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,662 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,662 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,662 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,662 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,662 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,663 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,663 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,663 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,663 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,663 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,663 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,664 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,664 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,664 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,664 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,664 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,665 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,666 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,667 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,674 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,674 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,674 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,674 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,675 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,675 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,675 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,675 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,675 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,675 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,676 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,676 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,676 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,676 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,676 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,677 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,678 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,678 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,678 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,678 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,679 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,679 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,679 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,679 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,680 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,680 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,680 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,680 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,680 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,680 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,681 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,681 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,681 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,681 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,681 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,681 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,681 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,682 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,682 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,682 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,683 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,683 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,684 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,684 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,684 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,684 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,684 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,684 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,684 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,685 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,686 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,686 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,686 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,686 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,686 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,686 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,686 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,687 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:29:47 BoogieIcfgContainer [2018-11-23 14:29:47,690 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 14:29:47,690 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:29:47,690 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:29:47,691 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:29:47,691 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:29:27" (3/4) ... [2018-11-23 14:29:47,694 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:29:47,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure exit [2018-11-23 14:29:47,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 14:29:47,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_destroy [2018-11-23 14:29:47,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_update_at [2018-11-23 14:29:47,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_create [2018-11-23 14:29:47,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sll_get_data_at [2018-11-23 14:29:47,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 14:29:47,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure node_create [2018-11-23 14:29:47,704 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-23 14:29:47,704 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 14:29:47,704 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:29:47,727 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) [2018-11-23 14:29:47,728 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))) [2018-11-23 14:29:47,728 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) [2018-11-23 14:29:47,742 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_59148c0e-7b9d-4f81-b57b-cbd0e3c5c571/bin-2019/uautomizer/witness.graphml [2018-11-23 14:29:47,742 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:29:47,742 INFO L168 Benchmark]: Toolchain (without parser) took 20604.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 269.5 MB). Free memory was 956.6 MB in the beginning and 1.3 GB in the end (delta: -300.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:29:47,743 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:29:47,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-23 14:29:47,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.88 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. [2018-11-23 14:29:47,744 INFO L168 Benchmark]: Boogie Preprocessor took 24.04 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 14:29:47,744 INFO L168 Benchmark]: RCFGBuilder took 269.33 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: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-11-23 14:29:47,744 INFO L168 Benchmark]: TraceAbstraction took 19890.70 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 127.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -162.0 MB). Peak memory consumption was 349.1 MB. Max. memory is 11.5 GB. [2018-11-23 14:29:47,744 INFO L168 Benchmark]: Witness Printer took 51.59 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:29:47,746 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 269.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19890.70 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 127.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -162.0 MB). Peak memory consumption was 349.1 MB. Max. memory is 11.5 GB. * Witness Printer took 51.59 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation 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 [2018-11-23 14:29:47,751 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,751 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,752 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,752 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,752 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,752 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,752 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,752 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,752 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,753 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,753 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,753 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,753 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,753 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,754 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,754 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,754 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,754 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,754 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,754 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,754 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,755 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,755 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,755 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,755 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,755 WARN L1272 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 [2018-11-23 14:29:47,755 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,756 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,756 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,756 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,756 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,757 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,757 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,757 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,757 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,757 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,758 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,758 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,758 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,758 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,758 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,758 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,759 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,759 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,759 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,759 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,760 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,760 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,760 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_6,QUANTIFIED] [2018-11-23 14:29:47,760 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,761 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,761 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,761 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,761 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,761 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,761 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,761 WARN L1272 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 [2018-11-23 14:29:47,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,762 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,762 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,762 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,763 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,763 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,763 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,763 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,763 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,763 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,763 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,763 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,764 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,764 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,764 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,764 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,764 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,764 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,764 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,765 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,765 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,765 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,765 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,765 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,765 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,765 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,765 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,766 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,766 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,766 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,766 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,766 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,766 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,766 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,766 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,766 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,767 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,767 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,767 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,767 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,768 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2018-11-23 14:29:47,768 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,768 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,768 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,768 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,768 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,768 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,769 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,769 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,769 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,769 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,769 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,769 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,769 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,769 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,770 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,770 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,770 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,770 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,770 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,770 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,770 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,771 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,771 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,771 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,771 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,771 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,771 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,771 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,771 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,772 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,772 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,772 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,772 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,772 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,772 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,772 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,772 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,772 WARN L1272 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: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant [2018-11-23 14:29:47,773 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,773 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,773 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,775 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,775 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,775 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,775 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,775 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,775 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,775 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,776 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,776 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,776 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,776 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,776 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,776 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,776 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,776 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,777 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,778 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,778 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,778 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,778 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,778 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,779 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,779 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,779 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,779 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,779 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,779 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,779 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,780 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,780 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,780 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,780 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,780 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,780 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,780 WARN L1272 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: 574]: Loop Invariant [2018-11-23 14:29:47,781 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,781 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,781 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,781 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,781 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,781 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,782 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,782 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,782 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,782 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,782 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,782 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,782 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,782 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,783 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,783 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,783 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,783 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,783 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2018-11-23 14:29:47,783 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2018-11-23 14:29:47,783 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,783 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-11-23 14:29:47,784 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,784 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,784 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,784 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,784 WARN L1272 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2018-11-23 14:29:47,784 WARN L1272 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, 19.7s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 12.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 555 SDtfs, 620 SDslu, 2635 SDs, 0 SdLazy, 3998 SolverSat, 351 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 872 GetRequests, 626 SyntacticMatches, 8 SemanticMatches, 238 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2502 ImplicationChecksByTransitivity, 14.5s 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, 0.0s HoareSimplificationTime, 24 FomulaSimplificationsInter, 1496 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.3s 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...