./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test30_false-unreach-call_true-termination.c --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_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/test30_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dbf4229fc71e086a20df7dc549a8cc43d35a83d5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:34:41,631 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:34:41,632 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:34:41,640 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:34:41,641 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:34:41,641 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:34:41,642 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:34:41,643 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:34:41,645 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:34:41,645 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:34:41,646 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:34:41,646 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:34:41,647 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:34:41,647 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:34:41,648 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:34:41,649 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:34:41,649 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:34:41,651 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:34:41,652 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:34:41,653 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:34:41,654 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:34:41,655 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:34:41,656 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:34:41,656 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:34:41,657 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:34:41,657 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:34:41,659 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:34:41,659 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:34:41,660 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:34:41,660 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:34:41,661 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:34:41,661 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:34:41,661 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:34:41,661 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:34:41,662 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:34:41,663 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:34:41,663 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 09:34:41,673 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:34:41,673 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:34:41,674 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:34:41,674 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 09:34:41,674 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 09:34:41,674 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 09:34:41,675 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 09:34:41,675 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 09:34:41,675 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 09:34:41,675 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 09:34:41,675 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 09:34:41,675 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 09:34:41,675 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 09:34:41,676 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:34:41,676 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:34:41,676 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:34:41,676 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:34:41,677 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:34:41,677 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:34:41,677 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:34:41,677 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:34:41,677 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:34:41,677 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:34:41,677 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:34:41,678 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:34:41,678 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:34:41,678 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 09:34:41,678 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:34:41,678 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 09:34:41,678 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:34:41,678 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:34:41,679 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:34:41,679 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:34:41,679 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 09:34:41,679 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:34:41,679 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 09:34:41,679 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 09:34:41,679 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbf4229fc71e086a20df7dc549a8cc43d35a83d5 [2018-11-23 09:34:41,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:34:41,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:34:41,713 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:34:41,714 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:34:41,714 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:34:41,714 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/../../sv-benchmarks/c/ldv-regression/test30_false-unreach-call_true-termination.c [2018-11-23 09:34:41,748 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/data/027456c0a/657f483b51cd4db5b82651502c5c0498/FLAGafec98e88 [2018-11-23 09:34:42,162 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:34:42,163 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/sv-benchmarks/c/ldv-regression/test30_false-unreach-call_true-termination.c [2018-11-23 09:34:42,167 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/data/027456c0a/657f483b51cd4db5b82651502c5c0498/FLAGafec98e88 [2018-11-23 09:34:42,176 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/data/027456c0a/657f483b51cd4db5b82651502c5c0498 [2018-11-23 09:34:42,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:34:42,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:34:42,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:34:42,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:34:42,181 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:34:42,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651809fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42, skipping insertion in model container [2018-11-23 09:34:42,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:34:42,201 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:34:42,307 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:34:42,314 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:34:42,322 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:34:42,332 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:34:42,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42 WrapperNode [2018-11-23 09:34:42,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:34:42,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:34:42,333 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:34:42,333 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:34:42,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:34:42,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:34:42,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:34:42,348 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:34:42,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,354 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... [2018-11-23 09:34:42,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:34:42,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:34:42,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:34:42,398 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:34:42,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:34:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 09:34:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 09:34:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 09:34:42,431 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 09:34:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 09:34:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 09:34:42,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 09:34:42,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 09:34:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 09:34:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:34:42,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:34:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 09:34:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure assign2 [2018-11-23 09:34:42,432 INFO L138 BoogieDeclarations]: Found implementation of procedure assign2 [2018-11-23 09:34:42,432 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2018-11-23 09:34:42,433 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2018-11-23 09:34:42,553 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:34:42,553 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 09:34:42,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:34:42 BoogieIcfgContainer [2018-11-23 09:34:42,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:34:42,554 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 09:34:42,554 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 09:34:42,556 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 09:34:42,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:34:42" (1/3) ... [2018-11-23 09:34:42,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef171f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:34:42, skipping insertion in model container [2018-11-23 09:34:42,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:42" (2/3) ... [2018-11-23 09:34:42,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ef171f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:34:42, skipping insertion in model container [2018-11-23 09:34:42,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:34:42" (3/3) ... [2018-11-23 09:34:42,559 INFO L112 eAbstractionObserver]: Analyzing ICFG test30_false-unreach-call_true-termination.c [2018-11-23 09:34:42,567 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 09:34:42,572 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 09:34:42,582 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 09:34:42,599 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 09:34:42,599 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 09:34:42,599 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 09:34:42,599 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 09:34:42,600 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 09:34:42,600 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 09:34:42,600 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 09:34:42,600 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 09:34:42,609 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states. [2018-11-23 09:34:42,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 09:34:42,613 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:34:42,613 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:34:42,614 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:34:42,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:34:42,618 INFO L82 PathProgramCache]: Analyzing trace with hash -2098592588, now seen corresponding path program 1 times [2018-11-23 09:34:42,619 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:34:42,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:34:42,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:34:42,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:34:42,656 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:34:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:34:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:34:42,745 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=13, |#NULL.offset|=9, |old(#NULL.base)|=13, |old(#NULL.offset)|=9, |old(~#a~0.base)|=17, |old(~#a~0.offset)|=14, |old(~#b~0.base)|=21, |old(~#b~0.offset)|=10, |old(~#global~0.base)|=15, |old(~#global~0.offset)|=18, |~#a~0.base|=17, |~#a~0.offset|=14, |~#b~0.base|=21, |~#b~0.offset|=10, |~#global~0.base|=15, |~#global~0.offset|=18] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(4);call write~init~int(1, ~#a~0.base, ~#a~0.offset, 4);call ~#b~0.base, ~#b~0.offset := #Ultimate.alloc(4);call write~init~int(0, ~#b~0.base, ~#b~0.offset, 4);call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8);call write~init~$Pointer$(~#a~0.base, ~#a~0.offset, ~#global~0.base, ~#global~0.offset, 4);call write~init~$Pointer$(~#b~0.base, ~#b~0.offset, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=13, |old(#NULL.offset)|=9, |old(~#a~0.base)|=17, |old(~#a~0.offset)|=14, |old(~#b~0.base)|=21, |old(~#b~0.offset)|=10, |old(~#global~0.base)|=15, |old(~#global~0.offset)|=18, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=13, |old(#NULL.offset)|=9, |old(~#a~0.base)|=17, |old(~#a~0.offset)|=14, |old(~#b~0.base)|=21, |old(~#b~0.offset)|=10, |old(~#global~0.base)|=15, |old(~#global~0.offset)|=18, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] RET #23#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] CALL call #t~ret5 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] CALL call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [|#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset;~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset;call #t~mem1.base, #t~mem1.offset := read~$Pointer$(~pb.base, ~pb.offset, 4);call #t~mem2.base, #t~mem2.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); VAL [assign2_~pa.base=12, assign2_~pa.offset=0, assign2_~pb.base=12, assign2_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |assign2_#t~mem1.base|=11, |assign2_#t~mem1.offset|=0, |assign2_#t~mem2.base|=11, |assign2_#t~mem2.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] CALL call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [|#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=0, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset;~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset;call #t~mem0 := read~int(~pb.base, ~pb.offset, 4);call write~int(#t~mem0, ~pa.base, ~pa.offset, 4);havoc #t~mem0; VAL [assign_~pa.base=11, assign_~pa.offset=0, assign_~pb.base=11, assign_~pb.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=0, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume true; VAL [assign_~pa.base=11, assign_~pa.offset=0, assign_~pb.base=11, assign_~pb.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=0, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] RET #29#return; VAL [assign2_~pa.base=12, assign2_~pa.offset=0, assign2_~pb.base=12, assign2_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |assign2_#t~mem1.base|=11, |assign2_#t~mem1.offset|=0, |assign2_#t~mem2.base|=11, |assign2_#t~mem2.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] havoc #t~mem1.base, #t~mem1.offset;havoc #t~mem2.base, #t~mem2.offset; VAL [assign2_~pa.base=12, assign2_~pa.offset=0, assign2_~pb.base=12, assign2_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume true; VAL [assign2_~pa.base=12, assign2_~pa.offset=0, assign2_~pb.base=12, assign2_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] RET #27#return; VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] call #t~mem3 := read~int(~#a~0.base, ~#a~0.offset, 4);call #t~mem4 := read~int(~#b~0.base, ~#b~0.offset, 4); VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~mem3|=1, |main_#t~mem4|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume #t~mem3 != #t~mem4;havoc #t~mem3;havoc #t~mem4; VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume !false; VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=13, #NULL.offset=9, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=17, ~#a~0.offset=14, ~#b~0.base=21, ~#b~0.offset=10, ~#global~0.base=15, ~#global~0.offset=18] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L3] call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(4); [L3] call write~init~int(1, ~#a~0.base, ~#a~0.offset, 4); [L3] call ~#b~0.base, ~#b~0.offset := #Ultimate.alloc(4); [L3] call write~init~int(0, ~#b~0.base, ~#b~0.offset, 4); [L5-L7] call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8); [L5-L7] call write~init~$Pointer$(~#a~0.base, ~#a~0.offset, ~#global~0.base, ~#global~0.offset, 4); [L5-L7] call write~init~$Pointer$(~#b~0.base, ~#b~0.offset, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L21] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L23] CALL call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L14-L17] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L14-L17] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L16] call #t~mem1.base, #t~mem1.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); [L16] call #t~mem2.base, #t~mem2.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, #t~mem1.base=11, #t~mem1.offset=0, #t~mem2.base=11, #t~mem2.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L16] CALL call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L9-L12] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L9-L12] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L11] call #t~mem0 := read~int(~pb.base, ~pb.offset, 4); [L11] call write~int(#t~mem0, ~pa.base, ~pa.offset, 4); [L11] havoc #t~mem0; VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=0, ~pb.base=11, ~pb.offset=0] [L9-L12] ensures true; VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=0, ~pb.base=11, ~pb.offset=0] [L16] RET call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, #t~mem1.base=11, #t~mem1.offset=0, #t~mem2.base=11, #t~mem2.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L16] havoc #t~mem1.base, #t~mem1.offset; [L16] havoc #t~mem2.base, #t~mem2.offset; VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L14-L17] ensures true; VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L23] RET call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L25] call #t~mem3 := read~int(~#a~0.base, ~#a~0.offset, 4); [L25] call #t~mem4 := read~int(~#b~0.base, ~#b~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, #t~mem3=1, #t~mem4=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L25-L27] assume #t~mem3 != #t~mem4; [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L31] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=13, #NULL.offset=9, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=17, ~#a~0.offset=14, ~#b~0.base=21, ~#b~0.offset=10, ~#global~0.base=15, ~#global~0.offset=18] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L3] call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(4); [L3] call write~init~int(1, ~#a~0.base, ~#a~0.offset, 4); [L3] call ~#b~0.base, ~#b~0.offset := #Ultimate.alloc(4); [L3] call write~init~int(0, ~#b~0.base, ~#b~0.offset, 4); [L5-L7] call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8); [L5-L7] call write~init~$Pointer$(~#a~0.base, ~#a~0.offset, ~#global~0.base, ~#global~0.offset, 4); [L5-L7] call write~init~$Pointer$(~#b~0.base, ~#b~0.offset, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L21] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L23] CALL call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L14-L17] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L14-L17] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L16] call #t~mem1.base, #t~mem1.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); [L16] call #t~mem2.base, #t~mem2.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, #t~mem1.base=11, #t~mem1.offset=0, #t~mem2.base=11, #t~mem2.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L16] CALL call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L9-L12] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L9-L12] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L11] call #t~mem0 := read~int(~pb.base, ~pb.offset, 4); [L11] call write~int(#t~mem0, ~pa.base, ~pa.offset, 4); [L11] havoc #t~mem0; VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=0, ~pb.base=11, ~pb.offset=0] [L9-L12] ensures true; VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=0, ~pb.base=11, ~pb.offset=0] [L16] RET call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, #t~mem1.base=11, #t~mem1.offset=0, #t~mem2.base=11, #t~mem2.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L16] havoc #t~mem1.base, #t~mem1.offset; [L16] havoc #t~mem2.base, #t~mem2.offset; VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L14-L17] ensures true; VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L23] RET call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L25] call #t~mem3 := read~int(~#a~0.base, ~#a~0.offset, 4); [L25] call #t~mem4 := read~int(~#b~0.base, ~#b~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, #t~mem3=1, #t~mem4=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L25-L27] assume #t~mem3 != #t~mem4; [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L31] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=9, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=17, ~#a~0!offset=14, ~#b~0!base=21, ~#b~0!offset=10, ~#global~0!base=15, ~#global~0!offset=18] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3] FCALL call ~#a~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(1, ~#a~0, 4); [L3] FCALL call ~#b~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(0, ~#b~0, 4); [L5-L7] FCALL call ~#global~0 := #Ultimate.alloc(8); [L5-L7] FCALL call write~init~$Pointer$(~#a~0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L5-L7] FCALL call write~init~$Pointer$(~#b~0, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L21] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L23] CALL call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L14-L17] ~pa := #in~pa; [L14-L17] ~pb := #in~pb; [L16] FCALL call #t~mem1 := read~$Pointer$(~pb, 4); [L16] FCALL call #t~mem2 := read~$Pointer$(~pb, 4); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] CALL call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L9-L12] ~pa := #in~pa; [L9-L12] ~pb := #in~pb; [L11] FCALL call #t~mem0 := read~int(~pb, 4); [L11] FCALL call write~int(#t~mem0, ~pa, 4); [L11] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=0, ~pb!base=11, ~pb!offset=0] [L16] RET call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] havoc #t~mem1; [L16] havoc #t~mem2; VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L23] RET call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] FCALL call #t~mem3 := read~int(~#a~0, 4); [L25] FCALL call #t~mem4 := read~int(~#b~0, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem3=1, #t~mem4=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] COND TRUE #t~mem3 != #t~mem4 [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L31] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=9, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=17, ~#a~0!offset=14, ~#b~0!base=21, ~#b~0!offset=10, ~#global~0!base=15, ~#global~0!offset=18] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3] FCALL call ~#a~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(1, ~#a~0, 4); [L3] FCALL call ~#b~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(0, ~#b~0, 4); [L5-L7] FCALL call ~#global~0 := #Ultimate.alloc(8); [L5-L7] FCALL call write~init~$Pointer$(~#a~0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L5-L7] FCALL call write~init~$Pointer$(~#b~0, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L21] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L23] CALL call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L14-L17] ~pa := #in~pa; [L14-L17] ~pb := #in~pb; [L16] FCALL call #t~mem1 := read~$Pointer$(~pb, 4); [L16] FCALL call #t~mem2 := read~$Pointer$(~pb, 4); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] CALL call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L9-L12] ~pa := #in~pa; [L9-L12] ~pb := #in~pb; [L11] FCALL call #t~mem0 := read~int(~pb, 4); [L11] FCALL call write~int(#t~mem0, ~pa, 4); [L11] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=0, ~pb!base=11, ~pb!offset=0] [L16] RET call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] havoc #t~mem1; [L16] havoc #t~mem2; VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L23] RET call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] FCALL call #t~mem3 := read~int(~#a~0, 4); [L25] FCALL call #t~mem4 := read~int(~#b~0, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem3=1, #t~mem4=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] COND TRUE #t~mem3 != #t~mem4 [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L31] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=9, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=17, ~#a~0!offset=14, ~#b~0!base=21, ~#b~0!offset=10, ~#global~0!base=15, ~#global~0!offset=18] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3] FCALL call ~#a~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(1, ~#a~0, 4); [L3] FCALL call ~#b~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(0, ~#b~0, 4); [L5-L7] FCALL call ~#global~0 := #Ultimate.alloc(8); [L5-L7] FCALL call write~init~$Pointer$(~#a~0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L5-L7] FCALL call write~init~$Pointer$(~#b~0, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L21] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L23] CALL call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L14-L17] ~pa := #in~pa; [L14-L17] ~pb := #in~pb; [L16] FCALL call #t~mem1 := read~$Pointer$(~pb, 4); [L16] FCALL call #t~mem2 := read~$Pointer$(~pb, 4); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] CALL call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L9-L12] ~pa := #in~pa; [L9-L12] ~pb := #in~pb; [L11] FCALL call #t~mem0 := read~int(~pb, 4); [L11] FCALL call write~int(#t~mem0, ~pa, 4); [L11] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=0, ~pb!base=11, ~pb!offset=0] [L16] RET call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] havoc #t~mem1; [L16] havoc #t~mem2; VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L23] RET call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] FCALL call #t~mem3 := read~int(~#a~0, 4); [L25] FCALL call #t~mem4 := read~int(~#b~0, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem3=1, #t~mem4=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] COND TRUE #t~mem3 != #t~mem4 [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L31] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] ----- [2018-11-23 09:34:42,775 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# [2018-11-23 09:34:42,776 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=9, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=17, ~#a~0!offset=14, ~#b~0!base=21, ~#b~0!offset=10, ~#global~0!base=15, ~#global~0!offset=18] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3] FCALL call ~#a~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(1, ~#a~0, 4); [L3] FCALL call ~#b~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(0, ~#b~0, 4); [L5-L7] FCALL call ~#global~0 := #Ultimate.alloc(8); [L5-L7] FCALL call write~init~$Pointer$(~#a~0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L5-L7] FCALL call write~init~$Pointer$(~#b~0, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L21] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L23] CALL call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L14-L17] ~pa := #in~pa; [L14-L17] ~pb := #in~pb; [L16] FCALL call #t~mem1 := read~$Pointer$(~pb, 4); [L16] FCALL call #t~mem2 := read~$Pointer$(~pb, 4); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] CALL call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L9-L12] ~pa := #in~pa; [L9-L12] ~pb := #in~pb; [L11] FCALL call #t~mem0 := read~int(~pb, 4); [L11] FCALL call write~int(#t~mem0, ~pa, 4); [L11] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=0, ~pb!base=11, ~pb!offset=0] [L16] RET call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] havoc #t~mem1; [L16] havoc #t~mem2; VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L23] RET call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] FCALL call #t~mem3 := read~int(~#a~0, 4); [L25] FCALL call #t~mem4 := read~int(~#b~0, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem3=1, #t~mem4=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] COND TRUE #t~mem3 != #t~mem4 [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L31] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L3] int a = 1, b; [L5-L7] struct dummy { int *a, *b; } global = {&a, &b}; VAL [\old(a)=17, \old(a)=14, \old(b)=10, \old(b)=21, \old(global)=null, \old(global)=null, a={16:0}, b={11:0}, global={12:0}] [L21] struct dummy *pd = &global; VAL [a={16:0}, b={11:0}, global={12:0}, pd={12:0}] [L23] CALL assign2(&pd->a, &pd->b) VAL [a={16:0}, b={11:0}, global={12:0}, pa={12:0}, pb={12:4}] [L16] EXPR \read(**pb) [L16] EXPR \read(**pb) VAL [\read(**pb)={11:0}, \read(**pb)={11:0}, a={16:0}, b={11:0}, global={12:0}, pa={12:0}, pa={12:0}, pb={12:4}, pb={12:4}] [L16] CALL assign(*pb, *pb) VAL [a={16:0}, b={11:0}, global={12:0}, pa={11:0}, pb={11:0}] [L11] EXPR \read(*pb) [L11] *pa = *pb [L16] RET assign(*pb, *pb) VAL [\read(**pb)={11:0}, \read(**pb)={11:0}, a={16:0}, b={11:0}, global={12:0}, pa={12:0}, pa={12:0}, pb={12:4}, pb={12:4}] [L23] RET assign2(&pd->a, &pd->b) VAL [a={16:0}, b={11:0}, global={12:0}, pd={12:0}] [L25] EXPR \read(a) [L25] EXPR \read(b) VAL [\read(a)=1, \read(b)=0, a={16:0}, b={11:0}, global={12:0}, pd={12:0}] [L25] COND TRUE a != b [L31] __VERIFIER_error() VAL [a={16:0}, b={11:0}, global={12:0}, pd={12:0}] ----- [2018-11-23 09:34:42,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:34:42 BoogieIcfgContainer [2018-11-23 09:34:42,787 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 09:34:42,788 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:34:42,788 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:34:42,788 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:34:42,788 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:34:42" (3/4) ... [2018-11-23 09:34:42,791 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=13, |#NULL.offset|=9, |old(#NULL.base)|=13, |old(#NULL.offset)|=9, |old(~#a~0.base)|=17, |old(~#a~0.offset)|=14, |old(~#b~0.base)|=21, |old(~#b~0.offset)|=10, |old(~#global~0.base)|=15, |old(~#global~0.offset)|=18, |~#a~0.base|=17, |~#a~0.offset|=14, |~#b~0.base|=21, |~#b~0.offset|=10, |~#global~0.base|=15, |~#global~0.offset|=18] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(4);call write~init~int(1, ~#a~0.base, ~#a~0.offset, 4);call ~#b~0.base, ~#b~0.offset := #Ultimate.alloc(4);call write~init~int(0, ~#b~0.base, ~#b~0.offset, 4);call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8);call write~init~$Pointer$(~#a~0.base, ~#a~0.offset, ~#global~0.base, ~#global~0.offset, 4);call write~init~$Pointer$(~#b~0.base, ~#b~0.offset, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=13, |old(#NULL.offset)|=9, |old(~#a~0.base)|=17, |old(~#a~0.offset)|=14, |old(~#b~0.base)|=21, |old(~#b~0.offset)|=10, |old(~#global~0.base)|=15, |old(~#global~0.offset)|=18, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=13, |old(#NULL.offset)|=9, |old(~#a~0.base)|=17, |old(~#a~0.offset)|=14, |old(~#b~0.base)|=21, |old(~#b~0.offset)|=10, |old(~#global~0.base)|=15, |old(~#global~0.offset)|=18, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] RET #23#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] CALL call #t~ret5 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] CALL call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [|#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset;~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset;call #t~mem1.base, #t~mem1.offset := read~$Pointer$(~pb.base, ~pb.offset, 4);call #t~mem2.base, #t~mem2.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); VAL [assign2_~pa.base=12, assign2_~pa.offset=0, assign2_~pb.base=12, assign2_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |assign2_#t~mem1.base|=11, |assign2_#t~mem1.offset|=0, |assign2_#t~mem2.base|=11, |assign2_#t~mem2.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] CALL call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [|#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=0, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset;~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset;call #t~mem0 := read~int(~pb.base, ~pb.offset, 4);call write~int(#t~mem0, ~pa.base, ~pa.offset, 4);havoc #t~mem0; VAL [assign_~pa.base=11, assign_~pa.offset=0, assign_~pb.base=11, assign_~pb.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=0, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume true; VAL [assign_~pa.base=11, assign_~pa.offset=0, assign_~pb.base=11, assign_~pb.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |assign_#in~pa.base|=11, |assign_#in~pa.offset|=0, |assign_#in~pb.base|=11, |assign_#in~pb.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] RET #29#return; VAL [assign2_~pa.base=12, assign2_~pa.offset=0, assign2_~pb.base=12, assign2_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |assign2_#t~mem1.base|=11, |assign2_#t~mem1.offset|=0, |assign2_#t~mem2.base|=11, |assign2_#t~mem2.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] havoc #t~mem1.base, #t~mem1.offset;havoc #t~mem2.base, #t~mem2.offset; VAL [assign2_~pa.base=12, assign2_~pa.offset=0, assign2_~pb.base=12, assign2_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume true; VAL [assign2_~pa.base=12, assign2_~pa.offset=0, assign2_~pb.base=12, assign2_~pb.offset=4, |#NULL.base|=0, |#NULL.offset|=0, |assign2_#in~pa.base|=12, |assign2_#in~pa.offset|=0, |assign2_#in~pb.base|=12, |assign2_#in~pb.offset|=4, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] RET #27#return; VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] call #t~mem3 := read~int(~#a~0.base, ~#a~0.offset, 4);call #t~mem4 := read~int(~#b~0.base, ~#b~0.offset, 4); VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~mem3|=1, |main_#t~mem4|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume #t~mem3 != #t~mem4;havoc #t~mem3;havoc #t~mem4; VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] assume !false; VAL [main_~pd~0.base=12, main_~pd~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |~#a~0.base|=16, |~#a~0.offset|=0, |~#b~0.base|=11, |~#b~0.offset|=0, |~#global~0.base|=12, |~#global~0.offset|=0] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=13, #NULL.offset=9, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=17, ~#a~0.offset=14, ~#b~0.base=21, ~#b~0.offset=10, ~#global~0.base=15, ~#global~0.offset=18] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L3] call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(4); [L3] call write~init~int(1, ~#a~0.base, ~#a~0.offset, 4); [L3] call ~#b~0.base, ~#b~0.offset := #Ultimate.alloc(4); [L3] call write~init~int(0, ~#b~0.base, ~#b~0.offset, 4); [L5-L7] call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8); [L5-L7] call write~init~$Pointer$(~#a~0.base, ~#a~0.offset, ~#global~0.base, ~#global~0.offset, 4); [L5-L7] call write~init~$Pointer$(~#b~0.base, ~#b~0.offset, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L21] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L23] CALL call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L14-L17] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L14-L17] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L16] call #t~mem1.base, #t~mem1.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); [L16] call #t~mem2.base, #t~mem2.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, #t~mem1.base=11, #t~mem1.offset=0, #t~mem2.base=11, #t~mem2.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L16] CALL call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L9-L12] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L9-L12] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L11] call #t~mem0 := read~int(~pb.base, ~pb.offset, 4); [L11] call write~int(#t~mem0, ~pa.base, ~pa.offset, 4); [L11] havoc #t~mem0; VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=0, ~pb.base=11, ~pb.offset=0] [L9-L12] ensures true; VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=0, ~pb.base=11, ~pb.offset=0] [L16] RET call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, #t~mem1.base=11, #t~mem1.offset=0, #t~mem2.base=11, #t~mem2.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L16] havoc #t~mem1.base, #t~mem1.offset; [L16] havoc #t~mem2.base, #t~mem2.offset; VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L14-L17] ensures true; VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L23] RET call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L25] call #t~mem3 := read~int(~#a~0.base, ~#a~0.offset, 4); [L25] call #t~mem4 := read~int(~#b~0.base, ~#b~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, #t~mem3=1, #t~mem4=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L25-L27] assume #t~mem3 != #t~mem4; [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L31] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=13, #NULL.offset=9, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=17, ~#a~0.offset=14, ~#b~0.base=21, ~#b~0.offset=10, ~#global~0.base=15, ~#global~0.offset=18] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L3] call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(4); [L3] call write~init~int(1, ~#a~0.base, ~#a~0.offset, 4); [L3] call ~#b~0.base, ~#b~0.offset := #Ultimate.alloc(4); [L3] call write~init~int(0, ~#b~0.base, ~#b~0.offset, 4); [L5-L7] call ~#global~0.base, ~#global~0.offset := #Ultimate.alloc(8); [L5-L7] call write~init~$Pointer$(~#a~0.base, ~#a~0.offset, ~#global~0.base, ~#global~0.offset, 4); [L5-L7] call write~init~$Pointer$(~#b~0.base, ~#b~0.offset, ~#global~0.base, 4 + ~#global~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=13, old(#NULL.offset)=9, old(~#a~0.base)=17, old(~#a~0.offset)=14, old(~#b~0.base)=21, old(~#b~0.offset)=10, old(~#global~0.base)=15, old(~#global~0.offset)=18, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L21] ~pd~0.base, ~pd~0.offset := ~#global~0.base, ~#global~0.offset; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L23] CALL call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L14-L17] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L14-L17] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L16] call #t~mem1.base, #t~mem1.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); [L16] call #t~mem2.base, #t~mem2.offset := read~$Pointer$(~pb.base, ~pb.offset, 4); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, #t~mem1.base=11, #t~mem1.offset=0, #t~mem2.base=11, #t~mem2.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L16] CALL call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0] [L9-L12] ~pa.base, ~pa.offset := #in~pa.base, #in~pa.offset; [L9-L12] ~pb.base, ~pb.offset := #in~pb.base, #in~pb.offset; [L11] call #t~mem0 := read~int(~pb.base, ~pb.offset, 4); [L11] call write~int(#t~mem0, ~pa.base, ~pa.offset, 4); [L11] havoc #t~mem0; VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=0, ~pb.base=11, ~pb.offset=0] [L9-L12] ensures true; VAL [#in~pa.base=11, #in~pa.offset=0, #in~pb.base=11, #in~pb.offset=0, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=11, ~pa.offset=0, ~pb.base=11, ~pb.offset=0] [L16] RET call assign(#t~mem1.base, #t~mem1.offset, #t~mem2.base, #t~mem2.offset); VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, #t~mem1.base=11, #t~mem1.offset=0, #t~mem2.base=11, #t~mem2.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L16] havoc #t~mem1.base, #t~mem1.offset; [L16] havoc #t~mem2.base, #t~mem2.offset; VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L14-L17] ensures true; VAL [#in~pa.base=12, #in~pa.offset=0, #in~pb.base=12, #in~pb.offset=4, #NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pa.base=12, ~pa.offset=0, ~pb.base=12, ~pb.offset=4] [L23] RET call assign2(~pd~0.base, ~pd~0.offset, ~pd~0.base, 4 + ~pd~0.offset); VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L25] call #t~mem3 := read~int(~#a~0.base, ~#a~0.offset, 4); [L25] call #t~mem4 := read~int(~#b~0.base, ~#b~0.offset, 4); VAL [#NULL.base=0, #NULL.offset=0, #t~mem3=1, #t~mem4=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L25-L27] assume #t~mem3 != #t~mem4; [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [L31] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#a~0.base=16, ~#a~0.offset=0, ~#b~0.base=11, ~#b~0.offset=0, ~#global~0.base=12, ~#global~0.offset=0, ~pd~0.base=12, ~pd~0.offset=0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=9, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=17, ~#a~0!offset=14, ~#b~0!base=21, ~#b~0!offset=10, ~#global~0!base=15, ~#global~0!offset=18] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3] FCALL call ~#a~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(1, ~#a~0, 4); [L3] FCALL call ~#b~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(0, ~#b~0, 4); [L5-L7] FCALL call ~#global~0 := #Ultimate.alloc(8); [L5-L7] FCALL call write~init~$Pointer$(~#a~0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L5-L7] FCALL call write~init~$Pointer$(~#b~0, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L21] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L23] CALL call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L14-L17] ~pa := #in~pa; [L14-L17] ~pb := #in~pb; [L16] FCALL call #t~mem1 := read~$Pointer$(~pb, 4); [L16] FCALL call #t~mem2 := read~$Pointer$(~pb, 4); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] CALL call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L9-L12] ~pa := #in~pa; [L9-L12] ~pb := #in~pb; [L11] FCALL call #t~mem0 := read~int(~pb, 4); [L11] FCALL call write~int(#t~mem0, ~pa, 4); [L11] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=0, ~pb!base=11, ~pb!offset=0] [L16] RET call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] havoc #t~mem1; [L16] havoc #t~mem2; VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L23] RET call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] FCALL call #t~mem3 := read~int(~#a~0, 4); [L25] FCALL call #t~mem4 := read~int(~#b~0, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem3=1, #t~mem4=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] COND TRUE #t~mem3 != #t~mem4 [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L31] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=9, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=17, ~#a~0!offset=14, ~#b~0!base=21, ~#b~0!offset=10, ~#global~0!base=15, ~#global~0!offset=18] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3] FCALL call ~#a~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(1, ~#a~0, 4); [L3] FCALL call ~#b~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(0, ~#b~0, 4); [L5-L7] FCALL call ~#global~0 := #Ultimate.alloc(8); [L5-L7] FCALL call write~init~$Pointer$(~#a~0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L5-L7] FCALL call write~init~$Pointer$(~#b~0, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L21] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L23] CALL call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L14-L17] ~pa := #in~pa; [L14-L17] ~pb := #in~pb; [L16] FCALL call #t~mem1 := read~$Pointer$(~pb, 4); [L16] FCALL call #t~mem2 := read~$Pointer$(~pb, 4); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] CALL call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L9-L12] ~pa := #in~pa; [L9-L12] ~pb := #in~pb; [L11] FCALL call #t~mem0 := read~int(~pb, 4); [L11] FCALL call write~int(#t~mem0, ~pa, 4); [L11] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=0, ~pb!base=11, ~pb!offset=0] [L16] RET call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] havoc #t~mem1; [L16] havoc #t~mem2; VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L23] RET call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] FCALL call #t~mem3 := read~int(~#a~0, 4); [L25] FCALL call #t~mem4 := read~int(~#b~0, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem3=1, #t~mem4=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] COND TRUE #t~mem3 != #t~mem4 [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L31] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=9, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=17, ~#a~0!offset=14, ~#b~0!base=21, ~#b~0!offset=10, ~#global~0!base=15, ~#global~0!offset=18] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3] FCALL call ~#a~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(1, ~#a~0, 4); [L3] FCALL call ~#b~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(0, ~#b~0, 4); [L5-L7] FCALL call ~#global~0 := #Ultimate.alloc(8); [L5-L7] FCALL call write~init~$Pointer$(~#a~0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L5-L7] FCALL call write~init~$Pointer$(~#b~0, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L21] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L23] CALL call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L14-L17] ~pa := #in~pa; [L14-L17] ~pb := #in~pb; [L16] FCALL call #t~mem1 := read~$Pointer$(~pb, 4); [L16] FCALL call #t~mem2 := read~$Pointer$(~pb, 4); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] CALL call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L9-L12] ~pa := #in~pa; [L9-L12] ~pb := #in~pb; [L11] FCALL call #t~mem0 := read~int(~pb, 4); [L11] FCALL call write~int(#t~mem0, ~pa, 4); [L11] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=0, ~pb!base=11, ~pb!offset=0] [L16] RET call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] havoc #t~mem1; [L16] havoc #t~mem2; VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L23] RET call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] FCALL call #t~mem3 := read~int(~#a~0, 4); [L25] FCALL call #t~mem4 := read~int(~#b~0, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem3=1, #t~mem4=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] COND TRUE #t~mem3 != #t~mem4 [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L31] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] ----- [2018-11-23 09:34:42,809 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# [2018-11-23 09:34:42,809 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=13, #NULL!offset=9, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=17, ~#a~0!offset=14, ~#b~0!base=21, ~#b~0!offset=10, ~#global~0!base=15, ~#global~0!offset=18] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L3] FCALL call ~#a~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(1, ~#a~0, 4); [L3] FCALL call ~#b~0 := #Ultimate.alloc(4); [L3] FCALL call write~init~int(0, ~#b~0, 4); [L5-L7] FCALL call ~#global~0 := #Ultimate.alloc(8); [L5-L7] FCALL call write~init~$Pointer$(~#a~0, { base: ~#global~0!base, offset: ~#global~0!offset }, 4); [L5-L7] FCALL call write~init~$Pointer$(~#b~0, { base: ~#global~0!base, offset: 4 + ~#global~0!offset }, 4); VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=13, old(#NULL!offset)=9, old(~#a~0!base)=17, old(~#a~0!offset)=14, old(~#b~0!base)=21, old(~#b~0!offset)=10, old(~#global~0!base)=15, old(~#global~0!offset)=18, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [?] CALL call #t~ret5 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L21] ~pd~0 := ~#global~0; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L23] CALL call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L14-L17] ~pa := #in~pa; [L14-L17] ~pb := #in~pb; [L16] FCALL call #t~mem1 := read~$Pointer$(~pb, 4); [L16] FCALL call #t~mem2 := read~$Pointer$(~pb, 4); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] CALL call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0] [L9-L12] ~pa := #in~pa; [L9-L12] ~pb := #in~pb; [L11] FCALL call #t~mem0 := read~int(~pb, 4); [L11] FCALL call write~int(#t~mem0, ~pa, 4); [L11] havoc #t~mem0; VAL [#in~pa!base=11, #in~pa!offset=0, #in~pb!base=11, #in~pb!offset=0, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=11, ~pa!offset=0, ~pb!base=11, ~pb!offset=0] [L16] RET call assign(#t~mem1, #t~mem2); VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, #t~mem1!base=11, #t~mem1!offset=0, #t~mem2!base=11, #t~mem2!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L16] havoc #t~mem1; [L16] havoc #t~mem2; VAL [#in~pa!base=12, #in~pa!offset=0, #in~pb!base=12, #in~pb!offset=4, #NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pa!base=12, ~pa!offset=0, ~pb!base=12, ~pb!offset=4] [L23] RET call assign2({ base: ~pd~0!base, offset: ~pd~0!offset }, { base: ~pd~0!base, offset: 4 + ~pd~0!offset }); VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] FCALL call #t~mem3 := read~int(~#a~0, 4); [L25] FCALL call #t~mem4 := read~int(~#b~0, 4); VAL [#NULL!base=0, #NULL!offset=0, #t~mem3=1, #t~mem4=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L25] COND TRUE #t~mem3 != #t~mem4 [L25] havoc #t~mem3; [L25] havoc #t~mem4; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L31] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#a~0!base=16, ~#a~0!offset=0, ~#b~0!base=11, ~#b~0!offset=0, ~#global~0!base=12, ~#global~0!offset=0, ~pd~0!base=12, ~pd~0!offset=0] [L3] int a = 1, b; [L5-L7] struct dummy { int *a, *b; } global = {&a, &b}; VAL [\old(a)=14, \old(a)=17, \old(b)=21, \old(b)=10, \old(global)=null, \old(global)=null, a={16:0}, b={11:0}, global={12:0}] [L21] struct dummy *pd = &global; VAL [a={16:0}, b={11:0}, global={12:0}, pd={12:0}] [L23] CALL assign2(&pd->a, &pd->b) VAL [a={16:0}, b={11:0}, global={12:0}, pa={12:0}, pb={12:4}] [L16] EXPR \read(**pb) [L16] EXPR \read(**pb) VAL [\read(**pb)={11:0}, \read(**pb)={11:0}, a={16:0}, b={11:0}, global={12:0}, pa={12:0}, pa={12:0}, pb={12:4}, pb={12:4}] [L16] CALL assign(*pb, *pb) VAL [a={16:0}, b={11:0}, global={12:0}, pa={11:0}, pb={11:0}] [L11] EXPR \read(*pb) [L11] *pa = *pb [L16] RET assign(*pb, *pb) VAL [\read(**pb)={11:0}, \read(**pb)={11:0}, a={16:0}, b={11:0}, global={12:0}, pa={12:0}, pa={12:0}, pb={12:4}, pb={12:4}] [L23] RET assign2(&pd->a, &pd->b) VAL [a={16:0}, b={11:0}, global={12:0}, pd={12:0}] [L25] EXPR \read(a) [L25] EXPR \read(b) VAL [\read(a)=1, \read(b)=0, a={16:0}, b={11:0}, global={12:0}, pd={12:0}] [L25] COND TRUE a != b [L31] __VERIFIER_error() VAL [a={16:0}, b={11:0}, global={12:0}, pd={12:0}] ----- [2018-11-23 09:34:42,844 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f8230ace-3b23-4b74-8c8f-563db4fc8772/bin-2019/utaipan/witness.graphml [2018-11-23 09:34:42,844 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:34:42,845 INFO L168 Benchmark]: Toolchain (without parser) took 666.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -123.8 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-23 09:34:42,846 INFO L168 Benchmark]: CDTParser took 0.12 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 09:34:42,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.81 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:34:42,847 INFO L168 Benchmark]: Boogie Procedure Inliner took 14.59 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 09:34:42,847 INFO L168 Benchmark]: Boogie Preprocessor took 49.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-23 09:34:42,848 INFO L168 Benchmark]: RCFGBuilder took 155.96 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-23 09:34:42,848 INFO L168 Benchmark]: TraceAbstraction took 233.25 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-23 09:34:42,849 INFO L168 Benchmark]: Witness Printer took 56.27 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 09:34:42,852 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 153.81 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 14.59 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -186.4 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 155.96 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: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 233.25 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 56.27 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 18 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 15 could not be translated for associated CType STRUCT~~dummy?a~*INT?b~*INT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 31]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L3] int a = 1, b; [L5-L7] struct dummy { int *a, *b; } global = {&a, &b}; VAL [\old(a)=17, \old(a)=14, \old(b)=10, \old(b)=21, \old(global)=null, \old(global)=null, a={16:0}, b={11:0}, global={12:0}] [L21] struct dummy *pd = &global; VAL [a={16:0}, b={11:0}, global={12:0}, pd={12:0}] [L23] CALL assign2(&pd->a, &pd->b) VAL [a={16:0}, b={11:0}, global={12:0}, pa={12:0}, pb={12:4}] [L16] EXPR \read(**pb) [L16] EXPR \read(**pb) VAL [\read(**pb)={11:0}, \read(**pb)={11:0}, a={16:0}, b={11:0}, global={12:0}, pa={12:0}, pa={12:0}, pb={12:4}, pb={12:4}] [L16] CALL assign(*pb, *pb) VAL [a={16:0}, b={11:0}, global={12:0}, pa={11:0}, pb={11:0}] [L11] EXPR \read(*pb) [L11] *pa = *pb [L16] RET assign(*pb, *pb) VAL [\read(**pb)={11:0}, \read(**pb)={11:0}, a={16:0}, b={11:0}, global={12:0}, pa={12:0}, pa={12:0}, pb={12:4}, pb={12:4}] [L23] RET assign2(&pd->a, &pd->b) VAL [a={16:0}, b={11:0}, global={12:0}, pd={12:0}] [L25] EXPR \read(a) [L25] EXPR \read(b) VAL [\read(a)=1, \read(b)=0, a={16:0}, b={11:0}, global={12:0}, pd={12:0}] [L25] COND TRUE a != b [L31] __VERIFIER_error() VAL [a={16:0}, b={11:0}, global={12:0}, pd={12:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 23 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...