./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/scopes2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/scopes2.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a06ac35b6270d716926f4cab09091bb160bdd736 ........................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:13:10,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:13:10,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:13:10,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:13:10,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:13:10,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:13:10,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:13:10,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:13:10,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:13:10,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:13:10,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:13:10,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:13:10,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:13:10,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:13:10,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:13:10,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:13:10,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:13:10,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:13:10,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:13:10,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:13:10,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:13:10,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:13:10,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:13:10,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:13:10,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:13:10,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:13:10,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:13:10,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:13:10,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:13:10,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:13:10,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:13:10,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:13:10,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:13:10,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:13:10,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:13:10,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:13:10,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:13:10,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:13:10,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:13:10,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:13:10,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:13:10,278 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2019-10-22 10:13:10,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:13:10,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:13:10,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:13:10,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:13:10,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:13:10,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:13:10,292 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 10:13:10,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:13:10,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:13:10,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:13:10,293 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-10-22 10:13:10,293 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-10-22 10:13:10,293 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-10-22 10:13:10,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:13:10,294 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:13:10,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:13:10,295 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:13:10,295 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:13:10,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:13:10,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:13:10,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:13:10,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:13:10,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:13:10,296 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:13:10,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:13:10,297 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a06ac35b6270d716926f4cab09091bb160bdd736 [2019-10-22 10:13:10,326 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:13:10,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:13:10,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:13:10,346 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:13:10,346 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:13:10,347 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/../../sv-benchmarks/c/memsafety-ext3/scopes2.c [2019-10-22 10:13:10,403 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/data/2dcd03e15/65d2ff3aede044acbbbc7e940be29ee9/FLAG242c7f234 [2019-10-22 10:13:10,780 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:13:10,781 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/sv-benchmarks/c/memsafety-ext3/scopes2.c [2019-10-22 10:13:10,787 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/data/2dcd03e15/65d2ff3aede044acbbbc7e940be29ee9/FLAG242c7f234 [2019-10-22 10:13:11,184 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/data/2dcd03e15/65d2ff3aede044acbbbc7e940be29ee9 [2019-10-22 10:13:11,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:13:11,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:13:11,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:11,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:13:11,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:13:11,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@675236fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11, skipping insertion in model container [2019-10-22 10:13:11,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,206 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:13:11,221 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:13:11,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:11,378 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:13:11,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:11,477 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:13:11,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11 WrapperNode [2019-10-22 10:13:11,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:11,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:11,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:13:11,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:13:11,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:11,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:13:11,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:13:11,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:13:11,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... [2019-10-22 10:13:11,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:13:11,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:13:11,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:13:11,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:13:11,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/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 [2019-10-22 10:13:11,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:13:11,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:13:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 10:13:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:13:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:13:11,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 10:13:12,164 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:13:12,164 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-22 10:13:12,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:12 BoogieIcfgContainer [2019-10-22 10:13:12,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:13:12,166 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:13:12,166 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:13:12,179 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:13:12,181 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:12" (1/1) ... [2019-10-22 10:13:12,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:13:12,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2019-10-22 10:13:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2019-10-22 10:13:12,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-10-22 10:13:12,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:13:12,429 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2019-10-22 10:13:12,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:13:12 ImpRootNode [2019-10-22 10:13:12,467 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:13:12,467 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:13:12,467 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:13:12,468 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:13:12,468 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:12" (3/4) ... [2019-10-22 10:13:12,471 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:13:12,511 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e0fc3d60-b7de-4a83-8488-dfbee2cb4820/bin/ukojak/witness.graphml [2019-10-22 10:13:12,513 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:13:12,516 INFO L168 Benchmark]: Toolchain (without parser) took 1326.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -155.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:12,517 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:12,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 288.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 940.6 MB in the beginning and 1.2 GB in the end (delta: -211.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:12,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:12,519 INFO L168 Benchmark]: Boogie Preprocessor took 27.48 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:12,519 INFO L168 Benchmark]: RCFGBuilder took 617.16 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: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:12,520 INFO L168 Benchmark]: CodeCheck took 301.09 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: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:12,520 INFO L168 Benchmark]: Witness Printer took 46.37 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:12,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 10 locations, 5 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 18]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L5] int *myPointerA = ((void*) 0); [L6] int *myPointerB = ((void*) 0); [L8] COND FALSE !(__VERIFIER_nondet_int()) [L15] int myNumberB = 3; [L16] myPointerB = &myNumberB [L18] \read(*myPointerA) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 288.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 940.6 MB in the beginning and 1.2 GB in the end (delta: -211.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.48 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 617.16 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: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * CodeCheck took 301.09 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: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * Witness Printer took 46.37 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...