./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/cstrncmp_false-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/cstrncmp_false-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 01bf3c13fb8dbd0777aa4be7a3e595427bd1de37 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:37:31,645 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:37:31,646 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:37:31,654 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:37:31,654 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:37:31,655 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:37:31,655 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:37:31,656 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:37:31,657 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:37:31,658 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:37:31,659 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:37:31,659 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:37:31,659 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:37:31,660 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:37:31,661 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:37:31,661 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:37:31,662 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:37:31,663 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:37:31,664 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:37:31,665 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:37:31,666 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:37:31,667 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:37:31,669 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:37:31,669 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:37:31,669 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:37:31,670 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:37:31,670 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:37:31,671 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:37:31,671 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:37:31,672 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:37:31,672 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:37:31,673 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:37:31,673 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:37:31,673 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:37:31,674 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:37:31,674 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:37:31,675 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-23 12:37:31,685 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:37:31,685 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:37:31,685 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:37:31,685 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 12:37:31,686 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:37:31,686 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:37:31,686 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:37:31,686 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 12:37:31,686 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:37:31,687 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:37:31,687 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:37:31,687 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:37:31,687 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:37:31,687 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-23 12:37:31,687 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:37:31,687 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:37:31,687 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:37:31,688 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 12:37:31,688 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 12:37:31,688 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:37:31,688 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:37:31,688 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:37:31,688 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:37:31,688 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:37:31,688 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:37:31,689 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 12:37:31,689 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:37:31,689 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:37:31,689 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01bf3c13fb8dbd0777aa4be7a3e595427bd1de37 [2018-11-23 12:37:31,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:37:31,718 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:37:31,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:37:31,721 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:37:31,721 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:37:31,722 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted-lit/cstrncmp_false-no-overflow.c [2018-11-23 12:37:31,758 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/data/4a3a7937f/7386422f41274436958484a6e97515a1/FLAG5f53f7f21 [2018-11-23 12:37:32,056 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:37:32,056 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/sv-benchmarks/c/termination-crafted-lit/cstrncmp_false-no-overflow.c [2018-11-23 12:37:32,060 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/data/4a3a7937f/7386422f41274436958484a6e97515a1/FLAG5f53f7f21 [2018-11-23 12:37:32,068 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/data/4a3a7937f/7386422f41274436958484a6e97515a1 [2018-11-23 12:37:32,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:37:32,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:37:32,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:37:32,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:37:32,074 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:37:32,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46704e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32, skipping insertion in model container [2018-11-23 12:37:32,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:37:32,096 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:37:32,204 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:37:32,209 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:37:32,220 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:37:32,229 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:37:32,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32 WrapperNode [2018-11-23 12:37:32,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:37:32,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:37:32,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:37:32,230 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:37:32,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:37:32,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:37:32,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:37:32,261 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:37:32,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:37:32,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:37:32,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:37:32,316 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:37:32,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:37:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 12:37:32,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 12:37:32,357 INFO L130 BoogieDeclarations]: Found specification of procedure build_nondet_String [2018-11-23 12:37:32,357 INFO L138 BoogieDeclarations]: Found implementation of procedure build_nondet_String [2018-11-23 12:37:32,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:37:32,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:37:32,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:37:32,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 12:37:32,617 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:37:32,618 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 12:37:32,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:32 BoogieIcfgContainer [2018-11-23 12:37:32,618 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:37:32,619 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 12:37:32,619 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 12:37:32,626 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 12:37:32,627 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:32" (1/1) ... [2018-11-23 12:37:32,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:37:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:37:32,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2018-11-23 12:37:32,662 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2018-11-23 12:37:32,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 12:37:32,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:37:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:37:32,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:37:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:37:32,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2018-11-23 12:37:32,800 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2018-11-23 12:37:32,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-23 12:37:32,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:37:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:37:32,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:37:32,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:37:32,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2018-11-23 12:37:32,905 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2018-11-23 12:37:32,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-23 12:37:32,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:37:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:37:32,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:37:32,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:37:32,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-11-23 12:37:32,944 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-11-23 12:37:32,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-23 12:37:32,946 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:37:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:37:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:37:33,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:37:33,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-11-23 12:37:33,067 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-11-23 12:37:33,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 12:37:33,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:37:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:37:33,134 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 12:37:33,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:37:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2018-11-23 12:37:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2018-11-23 12:37:33,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 12:37:33,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:37:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:37:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:37:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:37:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:37:33,280 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];havoc main_#res;havoc main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15, main_#t~ret16; VAL [|#NULL.base|=0, |#NULL.offset|=0] [?] CALL call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [|#NULL.base|=0, |#NULL.offset|=0] [?] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~length~0 := #t~nondet0;havoc #t~nondet0;BeginParallelComposition{ParallelCodeBlock0: assume ~length~0 < 1;~length~0 := 1;ParallelCodeBlock1: assume !(~length~0 < 1);}EndParallelComposition VAL [build_nondet_String_~length~0=1, |#NULL.base|=0, |#NULL.offset|=0] [?] assume ~length~0 <= 2147483647; VAL [build_nondet_String_~length~0=1, |#NULL.base|=0, |#NULL.offset|=0] [?] assume ~length~0 >= -2147483648;call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0);~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=2, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#t~malloc1.base|=2, |build_nondet_String_#t~malloc1.offset|=0] [?] assume ~length~0 - 1 <= 2147483647; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=2, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#t~malloc1.base|=2, |build_nondet_String_#t~malloc1.offset|=0] [?] assume ~length~0 - 1 >= -2147483648;call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1);#res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset;assume true; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=2, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#res.base|=2, |build_nondet_String_#res.offset|=0, |build_nondet_String_#t~malloc1.base|=2, |build_nondet_String_#t~malloc1.offset|=0] [?] RET #75#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0] [?] CALL call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [|#NULL.base|=0, |#NULL.offset|=0] [?] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~length~0 := #t~nondet0;havoc #t~nondet0;BeginParallelComposition{ParallelCodeBlock0: assume ~length~0 < 1;~length~0 := 1;ParallelCodeBlock1: assume !(~length~0 < 1);}EndParallelComposition VAL [build_nondet_String_~length~0=1, |#NULL.base|=0, |#NULL.offset|=0] [?] assume ~length~0 <= 2147483647; VAL [build_nondet_String_~length~0=1, |#NULL.base|=0, |#NULL.offset|=0] [?] assume ~length~0 >= -2147483648;call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0);~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=3, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#t~malloc1.base|=3, |build_nondet_String_#t~malloc1.offset|=0] [?] assume ~length~0 - 1 <= 2147483647; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=3, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#t~malloc1.base|=3, |build_nondet_String_#t~malloc1.offset|=0] [?] assume ~length~0 - 1 >= -2147483648;call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1);#res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset;assume true; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=3, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#res.base|=3, |build_nondet_String_#res.offset|=0, |build_nondet_String_#t~malloc1.base|=3, |build_nondet_String_#t~malloc1.offset|=0] [?] RET #77#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647;cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset, cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset, cstrncmp_#in~n := main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15;havoc cstrncmp_#res;havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8.base, cstrncmp_#t~post8.offset, cstrncmp_#t~post9.base, cstrncmp_#t~post9.offset, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1.base, cstrncmp_~s1.offset, cstrncmp_~s2.base, cstrncmp_~s2.offset, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0;cstrncmp_~s1.base, cstrncmp_~s1.offset := cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset;cstrncmp_~s2.base, cstrncmp_~s2.offset := cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset;cstrncmp_~n := cstrncmp_#in~n;havoc cstrncmp_~uc1~0;havoc cstrncmp_~uc2~0; VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] assume !(0 == cstrncmp_~n); VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] cstrncmp_#t~post2 := cstrncmp_~n; VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_cstrncmp_#t~post2|=(- 2147483648), |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] assume cstrncmp_#t~post2 - 1 <= 2147483647; VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_cstrncmp_#t~post2|=(- 2147483648), |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] assume !(cstrncmp_#t~post2 - 1 >= -2147483648); VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_cstrncmp_#t~post2|=(- 2147483648), |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15, main_#t~ret16; VAL [#NULL.base=0, #NULL.offset=0] [L47] CALL call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14-L16] assume ~length~0 < 1; [L15] ~length~0 := 1; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0); [L17] ~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1); [L19] #res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset; [L12-L20] ensures true; VAL [#NULL.base=0, #NULL.offset=0, #res.base=2, #res.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L47] RET call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0, main_#t~ret13.base=2, main_#t~ret13.offset=0] [L47] CALL call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14-L16] assume ~length~0 < 1; [L15] ~length~0 := 1; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0); [L17] ~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1); [L19] #res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset; [L12-L20] ensures true; VAL [#NULL.base=0, #NULL.offset=0, #res.base=3, #res.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L47] RET call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L47] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647; [L47] cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset, cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset, cstrncmp_#in~n := main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15; [L47] havoc cstrncmp_#res; [L47] havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8.base, cstrncmp_#t~post8.offset, cstrncmp_#t~post9.base, cstrncmp_#t~post9.offset, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1.base, cstrncmp_~s1.offset, cstrncmp_~s2.base, cstrncmp_~s2.offset, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0; [L26-L44] cstrncmp_~s1.base, cstrncmp_~s1.offset := cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset; [L26-L44] cstrncmp_~s2.base, cstrncmp_~s2.offset := cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset; [L26-L44] cstrncmp_~n := cstrncmp_#in~n; [L28] havoc cstrncmp_~uc1~0; [L28] havoc cstrncmp_~uc2~0; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L30-L31] assume !(0 == cstrncmp_~n); VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] cstrncmp_#t~post2 := cstrncmp_~n; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] assert cstrncmp_#t~post2 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] assert cstrncmp_#t~post2 - 1 >= -2147483648; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15, main_#t~ret16; VAL [#NULL.base=0, #NULL.offset=0] [L47] CALL call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14-L16] assume ~length~0 < 1; [L15] ~length~0 := 1; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0); [L17] ~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1); [L19] #res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset; [L12-L20] ensures true; VAL [#NULL.base=0, #NULL.offset=0, #res.base=2, #res.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L47] RET call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0, main_#t~ret13.base=2, main_#t~ret13.offset=0] [L47] CALL call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14-L16] assume ~length~0 < 1; [L15] ~length~0 := 1; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0); [L17] ~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1); [L19] #res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset; [L12-L20] ensures true; VAL [#NULL.base=0, #NULL.offset=0, #res.base=3, #res.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L47] RET call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L47] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647; [L47] cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset, cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset, cstrncmp_#in~n := main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15; [L47] havoc cstrncmp_#res; [L47] havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8.base, cstrncmp_#t~post8.offset, cstrncmp_#t~post9.base, cstrncmp_#t~post9.offset, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1.base, cstrncmp_~s1.offset, cstrncmp_~s2.base, cstrncmp_~s2.offset, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0; [L26-L44] cstrncmp_~s1.base, cstrncmp_~s1.offset := cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset; [L26-L44] cstrncmp_~s2.base, cstrncmp_~s2.offset := cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset; [L26-L44] cstrncmp_~n := cstrncmp_#in~n; [L28] havoc cstrncmp_~uc1~0; [L28] havoc cstrncmp_~uc2~0; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L30-L31] assume !(0 == cstrncmp_~n); VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] cstrncmp_#t~post2 := cstrncmp_~n; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] assert cstrncmp_#t~post2 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] assert cstrncmp_#t~post2 - 1 >= -2147483648; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret13, main_#t~ret14, main_#t~nondet15, main_#t~ret16; VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL call main_#t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call main_#t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0, main_#t~ret13!base=2, main_#t~ret13!offset=0] [L47] CALL call main_#t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call main_#t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L47] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647; [L47] cstrncmp_#in~s1, cstrncmp_#in~s2, cstrncmp_#in~n := main_#t~ret13, main_#t~ret14, main_#t~nondet15; [L47] havoc cstrncmp_#res; [L47] havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8, cstrncmp_#t~post9, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1, cstrncmp_~s2, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0; [L26-L44] cstrncmp_~s1 := cstrncmp_#in~s1; [L26-L44] cstrncmp_~s2 := cstrncmp_#in~s2; [L26-L44] cstrncmp_~n := cstrncmp_#in~n; [L28] havoc cstrncmp_~uc1~0; [L28] havoc cstrncmp_~uc2~0; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L30] COND FALSE !(0 == cstrncmp_~n) VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] cstrncmp_#t~post2 := cstrncmp_~n; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] assert cstrncmp_#t~post2 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] assert cstrncmp_#t~post2 - 1 >= -2147483648; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret13, main_#t~ret14, main_#t~nondet15, main_#t~ret16; VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL call main_#t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call main_#t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0, main_#t~ret13!base=2, main_#t~ret13!offset=0] [L47] CALL call main_#t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call main_#t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L47] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647; [L47] cstrncmp_#in~s1, cstrncmp_#in~s2, cstrncmp_#in~n := main_#t~ret13, main_#t~ret14, main_#t~nondet15; [L47] havoc cstrncmp_#res; [L47] havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8, cstrncmp_#t~post9, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1, cstrncmp_~s2, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0; [L26-L44] cstrncmp_~s1 := cstrncmp_#in~s1; [L26-L44] cstrncmp_~s2 := cstrncmp_#in~s2; [L26-L44] cstrncmp_~n := cstrncmp_#in~n; [L28] havoc cstrncmp_~uc1~0; [L28] havoc cstrncmp_~uc2~0; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L30] COND FALSE !(0 == cstrncmp_~n) VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] cstrncmp_#t~post2 := cstrncmp_~n; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] assert cstrncmp_#t~post2 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] assert cstrncmp_#t~post2 - 1 >= -2147483648; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L47] CALL call #t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call #t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL call #t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call #t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L47] assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647; [L26-L44] ~s1 := #in~s1; [L26-L44] ~s2 := #in~s2; [L26-L44] ~n := #in~n; [L28] havoc ~uc1~0; [L28] havoc ~uc2~0; VAL [#NULL!base=0, #NULL!offset=0] [L30] COND FALSE !(0 == ~n) VAL [#NULL!base=0, #NULL!offset=0] [L33] #t~post2 := ~n; VAL [#NULL!base=0, #NULL!offset=0] [L33] assert #t~post2 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L33] assert #t~post2 - 1 >= -2147483648; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L47] CALL call #t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call #t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL call #t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call #t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L47] assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647; [L26-L44] ~s1 := #in~s1; [L26-L44] ~s2 := #in~s2; [L26-L44] ~n := #in~n; [L28] havoc ~uc1~0; [L28] havoc ~uc2~0; VAL [#NULL!base=0, #NULL!offset=0] [L30] COND FALSE !(0 == ~n) VAL [#NULL!base=0, #NULL!offset=0] [L33] #t~post2 := ~n; VAL [#NULL!base=0, #NULL!offset=0] [L33] assert #t~post2 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L33] assert #t~post2 - 1 >= -2147483648; VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL build_nondet_String() [L13] int length = __VERIFIER_nondet_int(); [L14] COND TRUE length < 1 [L15] length = 1 VAL [length=1] [L17] EXPR length * sizeof(char) [L17] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=1, malloc(length * sizeof(char))={2:0}, nondetString={2:0}] [L18] EXPR length-1 [L18] nondetString[length-1] = '\0' [L19] return nondetString; [L47] RET build_nondet_String() [L47] CALL build_nondet_String() [L13] int length = __VERIFIER_nondet_int(); [L14] COND TRUE length < 1 [L15] length = 1 VAL [length=1] [L17] EXPR length * sizeof(char) [L17] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=1, malloc(length * sizeof(char))={3:0}, nondetString={3:0}] [L18] EXPR length-1 [L18] nondetString[length-1] = '\0' [L19] return nondetString; [L47] RET build_nondet_String() [L28] unsigned char uc1, uc2; [L30] COND FALSE !(n == 0) [L33] n-- ----- [2018-11-23 12:37:33,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:37:33 ImpRootNode [2018-11-23 12:37:33,334 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 12:37:33,334 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:37:33,334 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:37:33,334 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:37:33,335 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:37:32" (3/4) ... [2018-11-23 12:37:33,337 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];havoc main_#res;havoc main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15, main_#t~ret16; VAL [|#NULL.base|=0, |#NULL.offset|=0] [?] CALL call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [|#NULL.base|=0, |#NULL.offset|=0] [?] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~length~0 := #t~nondet0;havoc #t~nondet0;BeginParallelComposition{ParallelCodeBlock0: assume ~length~0 < 1;~length~0 := 1;ParallelCodeBlock1: assume !(~length~0 < 1);}EndParallelComposition VAL [build_nondet_String_~length~0=1, |#NULL.base|=0, |#NULL.offset|=0] [?] assume ~length~0 <= 2147483647; VAL [build_nondet_String_~length~0=1, |#NULL.base|=0, |#NULL.offset|=0] [?] assume ~length~0 >= -2147483648;call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0);~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=2, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#t~malloc1.base|=2, |build_nondet_String_#t~malloc1.offset|=0] [?] assume ~length~0 - 1 <= 2147483647; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=2, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#t~malloc1.base|=2, |build_nondet_String_#t~malloc1.offset|=0] [?] assume ~length~0 - 1 >= -2147483648;call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1);#res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset;assume true; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=2, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#res.base|=2, |build_nondet_String_#res.offset|=0, |build_nondet_String_#t~malloc1.base|=2, |build_nondet_String_#t~malloc1.offset|=0] [?] RET #75#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0] [?] CALL call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [|#NULL.base|=0, |#NULL.offset|=0] [?] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~length~0 := #t~nondet0;havoc #t~nondet0;BeginParallelComposition{ParallelCodeBlock0: assume ~length~0 < 1;~length~0 := 1;ParallelCodeBlock1: assume !(~length~0 < 1);}EndParallelComposition VAL [build_nondet_String_~length~0=1, |#NULL.base|=0, |#NULL.offset|=0] [?] assume ~length~0 <= 2147483647; VAL [build_nondet_String_~length~0=1, |#NULL.base|=0, |#NULL.offset|=0] [?] assume ~length~0 >= -2147483648;call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0);~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=3, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#t~malloc1.base|=3, |build_nondet_String_#t~malloc1.offset|=0] [?] assume ~length~0 - 1 <= 2147483647; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=3, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#t~malloc1.base|=3, |build_nondet_String_#t~malloc1.offset|=0] [?] assume ~length~0 - 1 >= -2147483648;call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1);#res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset;assume true; VAL [build_nondet_String_~length~0=1, build_nondet_String_~nondetString~0.base=3, build_nondet_String_~nondetString~0.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |build_nondet_String_#res.base|=3, |build_nondet_String_#res.offset|=0, |build_nondet_String_#t~malloc1.base|=3, |build_nondet_String_#t~malloc1.offset|=0] [?] RET #77#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647;cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset, cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset, cstrncmp_#in~n := main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15;havoc cstrncmp_#res;havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8.base, cstrncmp_#t~post8.offset, cstrncmp_#t~post9.base, cstrncmp_#t~post9.offset, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1.base, cstrncmp_~s1.offset, cstrncmp_~s2.base, cstrncmp_~s2.offset, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0;cstrncmp_~s1.base, cstrncmp_~s1.offset := cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset;cstrncmp_~s2.base, cstrncmp_~s2.offset := cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset;cstrncmp_~n := cstrncmp_#in~n;havoc cstrncmp_~uc1~0;havoc cstrncmp_~uc2~0; VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] assume !(0 == cstrncmp_~n); VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] cstrncmp_#t~post2 := cstrncmp_~n; VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_cstrncmp_#t~post2|=(- 2147483648), |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] assume cstrncmp_#t~post2 - 1 <= 2147483647; VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_cstrncmp_#t~post2|=(- 2147483648), |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] assume !(cstrncmp_#t~post2 - 1 >= -2147483648); VAL [ULTIMATE.start_cstrncmp_~n=(- 2147483648), ULTIMATE.start_cstrncmp_~s1.base=2, ULTIMATE.start_cstrncmp_~s1.offset=0, ULTIMATE.start_cstrncmp_~s2.base=3, ULTIMATE.start_cstrncmp_~s2.offset=0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncmp_#in~n|=(- 2147483648), |ULTIMATE.start_cstrncmp_#in~s1.base|=2, |ULTIMATE.start_cstrncmp_#in~s1.offset|=0, |ULTIMATE.start_cstrncmp_#in~s2.base|=3, |ULTIMATE.start_cstrncmp_#in~s2.offset|=0, |ULTIMATE.start_cstrncmp_#t~post2|=(- 2147483648), |ULTIMATE.start_main_#t~nondet15|=(- 2147483648), |ULTIMATE.start_main_#t~ret13.base|=2, |ULTIMATE.start_main_#t~ret13.offset|=0, |ULTIMATE.start_main_#t~ret14.base|=3, |ULTIMATE.start_main_#t~ret14.offset|=0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15, main_#t~ret16; VAL [#NULL.base=0, #NULL.offset=0] [L47] CALL call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14-L16] assume ~length~0 < 1; [L15] ~length~0 := 1; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0); [L17] ~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1); [L19] #res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset; [L12-L20] ensures true; VAL [#NULL.base=0, #NULL.offset=0, #res.base=2, #res.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L47] RET call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0, main_#t~ret13.base=2, main_#t~ret13.offset=0] [L47] CALL call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14-L16] assume ~length~0 < 1; [L15] ~length~0 := 1; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0); [L17] ~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1); [L19] #res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset; [L12-L20] ensures true; VAL [#NULL.base=0, #NULL.offset=0, #res.base=3, #res.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L47] RET call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L47] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647; [L47] cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset, cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset, cstrncmp_#in~n := main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15; [L47] havoc cstrncmp_#res; [L47] havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8.base, cstrncmp_#t~post8.offset, cstrncmp_#t~post9.base, cstrncmp_#t~post9.offset, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1.base, cstrncmp_~s1.offset, cstrncmp_~s2.base, cstrncmp_~s2.offset, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0; [L26-L44] cstrncmp_~s1.base, cstrncmp_~s1.offset := cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset; [L26-L44] cstrncmp_~s2.base, cstrncmp_~s2.offset := cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset; [L26-L44] cstrncmp_~n := cstrncmp_#in~n; [L28] havoc cstrncmp_~uc1~0; [L28] havoc cstrncmp_~uc2~0; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L30-L31] assume !(0 == cstrncmp_~n); VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] cstrncmp_#t~post2 := cstrncmp_~n; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] assert cstrncmp_#t~post2 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] assert cstrncmp_#t~post2 - 1 >= -2147483648; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15, main_#t~ret16; VAL [#NULL.base=0, #NULL.offset=0] [L47] CALL call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14-L16] assume ~length~0 < 1; [L15] ~length~0 := 1; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0); [L17] ~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1); [L19] #res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset; [L12-L20] ensures true; VAL [#NULL.base=0, #NULL.offset=0, #res.base=2, #res.offset=0, #t~malloc1.base=2, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=2, ~nondetString~0.offset=0] [L47] RET call main_#t~ret13.base, main_#t~ret13.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0, main_#t~ret13.base=2, main_#t~ret13.offset=0] [L47] CALL call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14-L16] assume ~length~0 < 1; [L15] ~length~0 := 1; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] call #t~malloc1.base, #t~malloc1.offset := #Ultimate.alloc(~length~0); [L17] ~nondetString~0.base, ~nondetString~0.offset := #t~malloc1.base, #t~malloc1.offset; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] call write~int(0, ~nondetString~0.base, ~nondetString~0.offset + (~length~0 - 1), 1); [L19] #res.base, #res.offset := ~nondetString~0.base, ~nondetString~0.offset; [L12-L20] ensures true; VAL [#NULL.base=0, #NULL.offset=0, #res.base=3, #res.offset=0, #t~malloc1.base=3, #t~malloc1.offset=0, ~length~0=1, ~nondetString~0.base=3, ~nondetString~0.offset=0] [L47] RET call main_#t~ret14.base, main_#t~ret14.offset := build_nondet_String(); VAL [#NULL.base=0, #NULL.offset=0, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L47] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647; [L47] cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset, cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset, cstrncmp_#in~n := main_#t~ret13.base, main_#t~ret13.offset, main_#t~ret14.base, main_#t~ret14.offset, main_#t~nondet15; [L47] havoc cstrncmp_#res; [L47] havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8.base, cstrncmp_#t~post8.offset, cstrncmp_#t~post9.base, cstrncmp_#t~post9.offset, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1.base, cstrncmp_~s1.offset, cstrncmp_~s2.base, cstrncmp_~s2.offset, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0; [L26-L44] cstrncmp_~s1.base, cstrncmp_~s1.offset := cstrncmp_#in~s1.base, cstrncmp_#in~s1.offset; [L26-L44] cstrncmp_~s2.base, cstrncmp_~s2.offset := cstrncmp_#in~s2.base, cstrncmp_#in~s2.offset; [L26-L44] cstrncmp_~n := cstrncmp_#in~n; [L28] havoc cstrncmp_~uc1~0; [L28] havoc cstrncmp_~uc2~0; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L30-L31] assume !(0 == cstrncmp_~n); VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] cstrncmp_#t~post2 := cstrncmp_~n; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] assert cstrncmp_#t~post2 - 1 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [L33] assert cstrncmp_#t~post2 - 1 >= -2147483648; VAL [#NULL.base=0, #NULL.offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1.base=2, cstrncmp_#in~s1.offset=0, cstrncmp_#in~s2.base=3, cstrncmp_#in~s2.offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1.base=2, cstrncmp_~s1.offset=0, cstrncmp_~s2.base=3, cstrncmp_~s2.offset=0, main_#t~nondet15=-2147483648, main_#t~ret13.base=2, main_#t~ret13.offset=0, main_#t~ret14.base=3, main_#t~ret14.offset=0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret13, main_#t~ret14, main_#t~nondet15, main_#t~ret16; VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL call main_#t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call main_#t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0, main_#t~ret13!base=2, main_#t~ret13!offset=0] [L47] CALL call main_#t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call main_#t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L47] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647; [L47] cstrncmp_#in~s1, cstrncmp_#in~s2, cstrncmp_#in~n := main_#t~ret13, main_#t~ret14, main_#t~nondet15; [L47] havoc cstrncmp_#res; [L47] havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8, cstrncmp_#t~post9, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1, cstrncmp_~s2, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0; [L26-L44] cstrncmp_~s1 := cstrncmp_#in~s1; [L26-L44] cstrncmp_~s2 := cstrncmp_#in~s2; [L26-L44] cstrncmp_~n := cstrncmp_#in~n; [L28] havoc cstrncmp_~uc1~0; [L28] havoc cstrncmp_~uc2~0; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L30] COND FALSE !(0 == cstrncmp_~n) VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] cstrncmp_#t~post2 := cstrncmp_~n; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] assert cstrncmp_#t~post2 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] assert cstrncmp_#t~post2 - 1 >= -2147483648; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret13, main_#t~ret14, main_#t~nondet15, main_#t~ret16; VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL call main_#t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call main_#t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0, main_#t~ret13!base=2, main_#t~ret13!offset=0] [L47] CALL call main_#t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call main_#t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L47] assume -2147483648 <= main_#t~nondet15 && main_#t~nondet15 <= 2147483647; [L47] cstrncmp_#in~s1, cstrncmp_#in~s2, cstrncmp_#in~n := main_#t~ret13, main_#t~ret14, main_#t~nondet15; [L47] havoc cstrncmp_#res; [L47] havoc cstrncmp_#t~mem6, cstrncmp_#t~short7, cstrncmp_#t~post8, cstrncmp_#t~post9, cstrncmp_#t~post2, cstrncmp_#t~mem3, cstrncmp_#t~mem4, cstrncmp_#t~short5, cstrncmp_#t~mem10, cstrncmp_#t~mem11, cstrncmp_#t~ite12, cstrncmp_~s1, cstrncmp_~s2, cstrncmp_~n, cstrncmp_~uc1~0, cstrncmp_~uc2~0; [L26-L44] cstrncmp_~s1 := cstrncmp_#in~s1; [L26-L44] cstrncmp_~s2 := cstrncmp_#in~s2; [L26-L44] cstrncmp_~n := cstrncmp_#in~n; [L28] havoc cstrncmp_~uc1~0; [L28] havoc cstrncmp_~uc2~0; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L30] COND FALSE !(0 == cstrncmp_~n) VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] cstrncmp_#t~post2 := cstrncmp_~n; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] assert cstrncmp_#t~post2 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [L33] assert cstrncmp_#t~post2 - 1 >= -2147483648; VAL [#NULL!base=0, #NULL!offset=0, cstrncmp_#in~n=-2147483648, cstrncmp_#in~s1!base=2, cstrncmp_#in~s1!offset=0, cstrncmp_#in~s2!base=3, cstrncmp_#in~s2!offset=0, cstrncmp_#t~post2=-2147483648, cstrncmp_~n=-2147483648, cstrncmp_~s1!base=2, cstrncmp_~s1!offset=0, cstrncmp_~s2!base=3, cstrncmp_~s2!offset=0, main_#t~nondet15=-2147483648, main_#t~ret13!base=2, main_#t~ret13!offset=0, main_#t~ret14!base=3, main_#t~ret14!offset=0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L47] CALL call #t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call #t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL call #t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call #t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L47] assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647; [L26-L44] ~s1 := #in~s1; [L26-L44] ~s2 := #in~s2; [L26-L44] ~n := #in~n; [L28] havoc ~uc1~0; [L28] havoc ~uc2~0; VAL [#NULL!base=0, #NULL!offset=0] [L30] COND FALSE !(0 == ~n) VAL [#NULL!base=0, #NULL!offset=0] [L33] #t~post2 := ~n; VAL [#NULL!base=0, #NULL!offset=0] [L33] assert #t~post2 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L33] assert #t~post2 - 1 >= -2147483648; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L47] CALL call #t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=2, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=2, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call #t~ret13 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL call #t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L13] assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; [L13] ~length~0 := #t~nondet0; [L13] havoc #t~nondet0; [L14] COND TRUE ~length~0 < 1 [L15] ~length~0 := 1; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, ~length~0=1] [L17] assert ~length~0 >= -2147483648; [L17] FCALL call #t~malloc1 := #Ultimate.alloc(~length~0); [L17] ~nondetString~0 := #t~malloc1; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~malloc1!base=3, #t~malloc1!offset=0, ~length~0=1, ~nondetString~0!base=3, ~nondetString~0!offset=0] [L18] assert ~length~0 - 1 >= -2147483648; [L18] FCALL call write~int(0, { base: ~nondetString~0!base, offset: ~nondetString~0!offset + (~length~0 - 1) }, 1); [L19] #res := ~nondetString~0; [L47] RET call #t~ret14 := build_nondet_String(); VAL [#NULL!base=0, #NULL!offset=0] [L47] assume -2147483648 <= #t~nondet15 && #t~nondet15 <= 2147483647; [L26-L44] ~s1 := #in~s1; [L26-L44] ~s2 := #in~s2; [L26-L44] ~n := #in~n; [L28] havoc ~uc1~0; [L28] havoc ~uc2~0; VAL [#NULL!base=0, #NULL!offset=0] [L30] COND FALSE !(0 == ~n) VAL [#NULL!base=0, #NULL!offset=0] [L33] #t~post2 := ~n; VAL [#NULL!base=0, #NULL!offset=0] [L33] assert #t~post2 - 1 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L33] assert #t~post2 - 1 >= -2147483648; VAL [#NULL!base=0, #NULL!offset=0] [L47] CALL build_nondet_String() [L13] int length = __VERIFIER_nondet_int(); [L14] COND TRUE length < 1 [L15] length = 1 VAL [length=1] [L17] EXPR length * sizeof(char) [L17] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=1, malloc(length * sizeof(char))={2:0}, nondetString={2:0}] [L18] EXPR length-1 [L18] nondetString[length-1] = '\0' [L19] return nondetString; [L47] RET build_nondet_String() [L47] CALL build_nondet_String() [L13] int length = __VERIFIER_nondet_int(); [L14] COND TRUE length < 1 [L15] length = 1 VAL [length=1] [L17] EXPR length * sizeof(char) [L17] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=1, malloc(length * sizeof(char))={3:0}, nondetString={3:0}] [L18] EXPR length-1 [L18] nondetString[length-1] = '\0' [L19] return nondetString; [L47] RET build_nondet_String() [L28] unsigned char uc1, uc2; [L30] COND FALSE !(n == 0) [L33] n-- ----- [2018-11-23 12:37:33,404 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6a9607ab-ce2a-40a7-b9b8-4177a907802f/bin-2019/ukojak/witness.graphml [2018-11-23 12:37:33,404 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:37:33,405 INFO L168 Benchmark]: Toolchain (without parser) took 1334.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 959.2 MB in the beginning and 1.0 GB in the end (delta: -88.5 MB). Peak memory consumption was 67.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:37:33,408 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:37:33,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 157.55 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 12:37:33,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.16 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 12:37:33,409 INFO L168 Benchmark]: Boogie Preprocessor took 54.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -210.3 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:37:33,409 INFO L168 Benchmark]: RCFGBuilder took 302.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. [2018-11-23 12:37:33,410 INFO L168 Benchmark]: CodeCheck took 715.28 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: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:37:33,410 INFO L168 Benchmark]: Witness Printer took 70.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:37:33,413 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 34 locations, 6 error locations. UNSAFE Result, 0.6s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 84 SDtfs, 88 SDslu, 4 SDs, 0 SdLazy, 318 SolverSat, 122 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 234 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 624 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, 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: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 33]: integer overflow possible integer overflow possible We found a FailurePath: [L47] CALL build_nondet_String() [L13] int length = __VERIFIER_nondet_int(); [L14] COND TRUE length < 1 [L15] length = 1 VAL [length=1] [L17] EXPR length * sizeof(char) [L17] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=1, malloc(length * sizeof(char))={2:0}, nondetString={2:0}] [L18] EXPR length-1 [L18] nondetString[length-1] = '\0' [L19] return nondetString; [L47] RET build_nondet_String() [L47] CALL build_nondet_String() [L13] int length = __VERIFIER_nondet_int(); [L14] COND TRUE length < 1 [L15] length = 1 VAL [length=1] [L17] EXPR length * sizeof(char) [L17] char* nondetString = (char*) malloc(length * sizeof(char)); VAL [length=1, malloc(length * sizeof(char))={3:0}, nondetString={3:0}] [L18] EXPR length-1 [L18] nondetString[length-1] = '\0' [L19] return nondetString; [L47] RET build_nondet_String() [L28] unsigned char uc1, uc2; [L30] COND FALSE !(n == 0) [L33] n-- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 157.55 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 31.16 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 54.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 945.8 MB in the beginning and 1.2 GB in the end (delta: -210.3 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 302.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 11.5 GB. * CodeCheck took 715.28 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: 75.3 MB). Peak memory consumption was 75.3 MB. Max. memory is 11.5 GB. * Witness Printer took 70.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...