./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ --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 6b0035e4df062aac8021cee981905a3c98f2d4e312e33b913ded157af60b9640 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:06:39,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:06:39,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:06:39,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:06:39,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:06:39,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:06:39,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:06:39,377 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:06:39,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:06:39,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:06:39,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:06:39,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:06:39,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:06:39,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:06:39,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:06:39,389 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:06:39,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:06:39,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:06:39,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:06:39,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:06:39,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:06:39,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:06:39,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:06:39,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:06:39,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:06:39,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:06:39,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:06:39,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:06:39,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:06:39,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:06:39,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:06:39,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:06:39,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:06:39,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:06:39,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:06:39,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:06:39,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:06:39,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:06:39,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:06:39,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:06:39,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:06:39,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-22 23:06:39,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:06:39,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:06:39,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:06:39,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:06:39,448 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:06:39,448 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:06:39,448 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:06:39,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:06:39,449 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:06:39,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:06:39,450 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 23:06:39,450 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 23:06:39,450 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 23:06:39,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:06:39,451 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:06:39,451 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:06:39,451 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:06:39,452 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:06:39,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:06:39,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:39,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:06:39,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:06:39,453 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:06:39,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:06:39,454 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b0035e4df062aac8021cee981905a3c98f2d4e312e33b913ded157af60b9640 [2021-11-22 23:06:39,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:06:39,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:06:39,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:06:39,713 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:06:39,714 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:06:39,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i [2021-11-22 23:06:39,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data/5a2e95317/4362e6b1aab54c1892aa33174b10acf2/FLAGf34f92c86 [2021-11-22 23:06:40,303 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:06:40,304 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i [2021-11-22 23:06:40,316 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data/5a2e95317/4362e6b1aab54c1892aa33174b10acf2/FLAGf34f92c86 [2021-11-22 23:06:40,640 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data/5a2e95317/4362e6b1aab54c1892aa33174b10acf2 [2021-11-22 23:06:40,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:06:40,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:06:40,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:40,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:06:40,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:06:40,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:40" (1/1) ... [2021-11-22 23:06:40,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52e5a8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:40, skipping insertion in model container [2021-11-22 23:06:40,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:40" (1/1) ... [2021-11-22 23:06:40,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:06:40,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:06:40,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:41,002 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:06:41,068 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:41,108 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:06:41,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41 WrapperNode [2021-11-22 23:06:41,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:41,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:41,110 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:06:41,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:06:41,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,150 INFO L137 Inliner]: procedures = 114, calls = 11, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 42 [2021-11-22 23:06:41,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:41,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:06:41,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:06:41,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:06:41,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:06:41,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:06:41,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:06:41,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:06:41,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:41,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:06:41,215 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:06:41,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:06:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:06:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:06:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:06:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:06:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:06:41,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:06:41,410 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:06:41,412 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:06:41,607 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:06:41,627 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:06:41,627 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:06:41,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:41 BoogieIcfgContainer [2021-11-22 23:06:41,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:06:41,630 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:06:41,631 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:06:41,641 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:06:41,641 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:41" (1/1) ... [2021-11-22 23:06:41,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:41,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:41,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2021-11-22 23:06:41,718 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2021-11-22 23:06:41,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:06:41,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:41,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:41,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:41,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:41,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:41,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2021-11-22 23:06:41,968 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2021-11-22 23:06:41,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:06:41,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:41,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:42,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:42,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:42,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2021-11-22 23:06:42,287 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2021-11-22 23:06:42,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:06:42,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:42,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:42,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:42,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:42,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2021-11-22 23:06:42,375 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2021-11-22 23:06:42,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:06:42,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:42,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:42,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:42,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:42,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2021-11-22 23:06:42,553 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2021-11-22 23:06:42,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:06:42,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:42,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:42,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:43,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:43,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2021-11-22 23:06:43,249 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2021-11-22 23:06:43,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-22 23:06:43,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:43,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:43,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:44,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:44,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2021-11-22 23:06:44,339 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2021-11-22 23:06:44,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:06:44,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:44,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:44,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:44,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2021-11-22 23:06:44,536 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2021-11-22 23:06:44,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:06:44,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:44,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:44,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:44,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:44,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2021-11-22 23:06:44,793 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-11-22 23:06:44,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-22 23:06:44,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:44,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:44,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:45,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:45,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2021-11-22 23:06:45,875 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2021-11-22 23:06:45,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:06:45,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:45,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:45,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:47,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2021-11-22 23:06:47,881 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2021-11-22 23:06:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:06:47,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:47,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:47,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:48,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:48,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2021-11-22 23:06:48,289 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2021-11-22 23:06:48,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:06:48,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:48,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:06:48,307 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:06:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:06:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:06:48,354 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:06:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:06:48,394 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2021-11-22 23:06:48,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:06:48 ImpRootNode [2021-11-22 23:06:48,450 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:06:48,450 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:06:48,450 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:06:48,451 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:06:48,451 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:41" (3/4) ... [2021-11-22 23:06:48,454 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 23:06:48,464 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:06:48,466 INFO L158 Benchmark]: Toolchain (without parser) took 7821.35ms. Allocated memory was 113.2MB in the beginning and 163.6MB in the end (delta: 50.3MB). Free memory was 80.2MB in the beginning and 129.0MB in the end (delta: -48.8MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2021-11-22 23:06:48,466 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 46.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:06:48,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.35ms. Allocated memory is still 113.2MB. Free memory was 80.1MB in the beginning and 81.2MB in the end (delta: -1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:06:48,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.23ms. Allocated memory is still 113.2MB. Free memory was 81.2MB in the beginning and 79.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:06:48,468 INFO L158 Benchmark]: Boogie Preprocessor took 30.62ms. Allocated memory is still 113.2MB. Free memory was 79.2MB in the beginning and 78.3MB in the end (delta: 940.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:06:48,469 INFO L158 Benchmark]: RCFGBuilder took 446.83ms. Allocated memory is still 113.2MB. Free memory was 78.3MB in the beginning and 66.7MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:06:48,470 INFO L158 Benchmark]: CodeCheck took 6819.52ms. Allocated memory was 113.2MB in the beginning and 163.6MB in the end (delta: 50.3MB). Free memory was 66.7MB in the beginning and 129.0MB in the end (delta: -62.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:06:48,470 INFO L158 Benchmark]: Witness Printer took 14.34ms. Allocated memory is still 163.6MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:06:48,475 INFO L339 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, 26 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 6.7s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 166 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 138 mSDsluCounter, 42 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 62 mSDsCounter, 293 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 943 IncrementalHoareTripleChecker+Invalid, 1236 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 293 mSolverCounterUnsat, 42 mSDtfsCounter, 943 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 560 GetRequests, 427 SyntacticMatches, 5 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5315 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 326 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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 - UnprovableResult [Line: 568]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 568. Possible FailurePath: [L569] CALL, EXPR alloc_node() [L562] struct node* temp = (struct node*) malloc(sizeof(struct node)); [L563] COND FALSE !(((void *)0) == temp) [L566] return temp; [L569] RET, EXPR alloc_node() [L569] struct node* s = alloc_node(); [L570] CALL, EXPR alloc_node() [L562] struct node* temp = (struct node*) malloc(sizeof(struct node)); [L563] COND FALSE !(((void *)0) == temp) [L566] return temp; [L570] RET, EXPR alloc_node() [L570] s->next = alloc_node() [L571] EXPR s->next VAL [s={-1:0}, s->next={7166:0}] [L571] *s = *(s->next) [L572] free(s) VAL [s={-1:0}] [L572] free(s) VAL [s={-1:0}] [L572] free(s) [L573] return 0; VAL [\result=0, s={-1:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 46.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.35ms. Allocated memory is still 113.2MB. Free memory was 80.1MB in the beginning and 81.2MB in the end (delta: -1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.23ms. Allocated memory is still 113.2MB. Free memory was 81.2MB in the beginning and 79.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.62ms. Allocated memory is still 113.2MB. Free memory was 79.2MB in the beginning and 78.3MB in the end (delta: 940.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.83ms. Allocated memory is still 113.2MB. Free memory was 78.3MB in the beginning and 66.7MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 6819.52ms. Allocated memory was 113.2MB in the beginning and 163.6MB in the end (delta: 50.3MB). Free memory was 66.7MB in the beginning and 129.0MB in the end (delta: -62.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 14.34ms. Allocated memory is still 163.6MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-22 23:06:48,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ --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 6b0035e4df062aac8021cee981905a3c98f2d4e312e33b913ded157af60b9640 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:06:50,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:06:50,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:06:51,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:06:51,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:06:51,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:06:51,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:06:51,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:06:51,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:06:51,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:06:51,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:06:51,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:06:51,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:06:51,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:06:51,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:06:51,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:06:51,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:06:51,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:06:51,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:06:51,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:06:51,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:06:51,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:06:51,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:06:51,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:06:51,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:06:51,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:06:51,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:06:51,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:06:51,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:06:51,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:06:51,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:06:51,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:06:51,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:06:51,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:06:51,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:06:51,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:06:51,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:06:51,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:06:51,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:06:51,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:06:51,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:06:51,101 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-22 23:06:51,148 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:06:51,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:06:51,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:06:51,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:06:51,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:06:51,152 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:06:51,152 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:06:51,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:06:51,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:06:51,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:06:51,154 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 23:06:51,155 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 23:06:51,155 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 23:06:51,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:06:51,155 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:06:51,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:06:51,156 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:06:51,156 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:06:51,156 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:06:51,156 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:06:51,157 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:06:51,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:06:51,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:51,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:06:51,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:06:51,158 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:06:51,158 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:06:51,158 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:06:51,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:06:51,159 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b0035e4df062aac8021cee981905a3c98f2d4e312e33b913ded157af60b9640 [2021-11-22 23:06:51,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:06:51,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:06:51,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:06:51,539 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:06:51,540 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:06:51,541 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i [2021-11-22 23:06:51,626 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data/bad2a7c46/da78692f79e448a08a608c8b2e148b03/FLAGb04f15ed5 [2021-11-22 23:06:52,210 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:06:52,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i [2021-11-22 23:06:52,231 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data/bad2a7c46/da78692f79e448a08a608c8b2e148b03/FLAGb04f15ed5 [2021-11-22 23:06:52,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/data/bad2a7c46/da78692f79e448a08a608c8b2e148b03 [2021-11-22 23:06:52,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:06:52,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:06:52,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:52,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:06:52,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:06:52,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:52,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f1792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52, skipping insertion in model container [2021-11-22 23:06:52,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:52,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:06:52,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:06:52,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:52,843 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-22 23:06:52,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:06:52,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:52,893 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:06:52,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:06:52,997 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:06:52,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52 WrapperNode [2021-11-22 23:06:52,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:06:52,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:53,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:06:53,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:06:53,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,070 INFO L137 Inliner]: procedures = 115, calls = 11, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 43 [2021-11-22 23:06:53,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:06:53,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:06:53,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:06:53,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:06:53,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:06:53,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:06:53,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:06:53,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:06:53,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:06:52" (1/1) ... [2021-11-22 23:06:53,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:06:53,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:06:53,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:06:53,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:06:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:06:53,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:06:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:06:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:06:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:06:53,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:06:53,319 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:06:53,320 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:06:53,606 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:06:53,646 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:06:53,646 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:06:53,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:53 BoogieIcfgContainer [2021-11-22 23:06:53,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:06:53,651 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:06:53,651 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:06:53,661 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:06:53,661 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:06:53" (1/1) ... [2021-11-22 23:06:53,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:53,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:06:53,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2021-11-22 23:06:53,761 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2021-11-22 23:06:53,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:06:53,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:06:53,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:06:53,807 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-22 23:06:53,814 INFO L158 Benchmark]: Toolchain (without parser) took 1281.38ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 39.0MB in the beginning and 45.4MB in the end (delta: -6.4MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-22 23:06:53,815 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:06:53,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.87ms. Allocated memory is still 60.8MB. Free memory was 38.7MB in the beginning and 39.2MB in the end (delta: -523.4kB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-22 23:06:53,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.37ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 37.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:06:53,818 INFO L158 Benchmark]: Boogie Preprocessor took 52.34ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 36.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:06:53,819 INFO L158 Benchmark]: RCFGBuilder took 525.14ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 35.8MB in the beginning and 51.5MB in the end (delta: -15.8MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-22 23:06:53,821 INFO L158 Benchmark]: CodeCheck took 159.96ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 45.4MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:06:53,829 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory is still 41.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.87ms. Allocated memory is still 60.8MB. Free memory was 38.7MB in the beginning and 39.2MB in the end (delta: -523.4kB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.37ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 37.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.34ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 36.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 525.14ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 35.8MB in the beginning and 51.5MB in the end (delta: -15.8MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * CodeCheck took 159.96ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 45.4MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:06:53,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b352c56-fde2-44f0-b014-8c3334cc6601/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared