./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e --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 6d9d4ccd50762f6f94227af6be901e1499ea77136c5cda899a027f7324024a3f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:37:05,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:37:05,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:37:05,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:37:05,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:37:05,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:37:05,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:37:05,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:37:05,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:37:05,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:37:05,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:37:05,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:37:05,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:37:05,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:37:05,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:37:05,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:37:05,862 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:37:05,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:37:05,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:37:05,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:37:05,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:37:05,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:37:05,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:37:05,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:37:05,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:37:05,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:37:05,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:37:05,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:37:05,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:37:05,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:37:05,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:37:05,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:37:05,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:37:05,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:37:05,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:37:05,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:37:05,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:37:05,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:37:05,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:37:05,907 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:37:05,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:37:05,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-13 22:37:05,932 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:37:05,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:37:05,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:37:05,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:37:05,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:37:05,934 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:37:05,934 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 22:37:05,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:37:05,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:37:05,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:37:05,935 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 22:37:05,935 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 22:37:05,936 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 22:37:05,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:37:05,936 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:37:05,936 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:37:05,936 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:37:05,937 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:37:05,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:37:05,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:37:05,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:37:05,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:37:05,938 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:37:05,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:37:05,938 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_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d9d4ccd50762f6f94227af6be901e1499ea77136c5cda899a027f7324024a3f [2021-11-13 22:37:06,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:37:06,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:37:06,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:37:06,275 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:37:06,276 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:37:06,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c [2021-11-13 22:37:06,347 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data/ea2dea2ca/4e657bc68f894adda252abb9bd3a2179/FLAG1574f9504 [2021-11-13 22:37:06,793 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:37:06,794 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c [2021-11-13 22:37:06,801 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data/ea2dea2ca/4e657bc68f894adda252abb9bd3a2179/FLAG1574f9504 [2021-11-13 22:37:07,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data/ea2dea2ca/4e657bc68f894adda252abb9bd3a2179 [2021-11-13 22:37:07,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:37:07,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:37:07,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:37:07,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:37:07,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:37:07,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694b8d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07, skipping insertion in model container [2021-11-13 22:37:07,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:37:07,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:37:07,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:37:07,444 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:37:07,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:37:07,480 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:37:07,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07 WrapperNode [2021-11-13 22:37:07,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:37:07,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:37:07,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:37:07,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:37:07,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:37:07,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:37:07,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:37:07,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:37:07,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:37:07,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:37:07,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:37:07,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:37:07,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:07" (1/1) ... [2021-11-13 22:37:07,556 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:37:07,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:37:07,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:37:07,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:37:07,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:37:07,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:37:07,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:37:07,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 22:37:08,008 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:37:08,008 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 22:37:08,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:08 BoogieIcfgContainer [2021-11-13 22:37:08,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:37:08,012 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:37:08,012 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:37:08,023 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:37:08,023 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:08" (1/1) ... [2021-11-13 22:37:08,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:37:08,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2021-11-13 22:37:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2021-11-13 22:37:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 22:37:08,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:08,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 22:37:08,180 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 22:37:08,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 22:37:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 22:37:08,249 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 22:37:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 22:37:08,299 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2021-11-13 22:37:08,322 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportResult(CodeCheckObserver.java:793) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportCounterexampleResult(CodeCheckObserver.java:763) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:524) 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) [2021-11-13 22:37:08,329 INFO L158 Benchmark]: Toolchain (without parser) took 1137.65ms. Allocated memory is still 113.2MB. Free memory was 74.3MB in the beginning and 64.1MB in the end (delta: 10.2MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-13 22:37:08,330 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:37:08,332 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.01ms. Allocated memory is still 113.2MB. Free memory was 74.1MB in the beginning and 89.9MB in the end (delta: -15.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 22:37:08,333 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.25ms. Allocated memory is still 113.2MB. Free memory was 89.9MB in the beginning and 88.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:37:08,335 INFO L158 Benchmark]: Boogie Preprocessor took 24.71ms. Allocated memory is still 113.2MB. Free memory was 88.2MB in the beginning and 87.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:37:08,336 INFO L158 Benchmark]: RCFGBuilder took 464.28ms. Allocated memory is still 113.2MB. Free memory was 87.1MB in the beginning and 76.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 22:37:08,337 INFO L158 Benchmark]: CodeCheck took 312.63ms. Allocated memory is still 113.2MB. Free memory was 76.3MB in the beginning and 64.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 22:37:08,346 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, 18 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , 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, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 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 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.01ms. Allocated memory is still 113.2MB. Free memory was 74.1MB in the beginning and 89.9MB in the end (delta: -15.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.25ms. Allocated memory is still 113.2MB. Free memory was 89.9MB in the beginning and 88.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.71ms. Allocated memory is still 113.2MB. Free memory was 88.2MB in the beginning and 87.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 464.28ms. Allocated memory is still 113.2MB. Free memory was 87.1MB in the beginning and 76.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 312.63ms. Allocated memory is still 113.2MB. Free memory was 76.3MB in the beginning and 64.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:37:08,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/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_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e --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 6d9d4ccd50762f6f94227af6be901e1499ea77136c5cda899a027f7324024a3f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:37:10,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:37:10,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:37:10,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:37:10,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:37:10,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:37:10,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:37:10,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:37:10,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:37:10,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:37:10,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:37:10,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:37:10,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:37:10,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:37:10,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:37:10,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:37:10,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:37:10,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:37:10,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:37:10,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:37:10,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:37:10,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:37:10,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:37:10,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:37:10,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:37:10,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:37:10,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:37:10,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:37:10,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:37:10,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:37:10,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:37:10,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:37:10,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:37:10,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:37:11,000 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:37:11,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:37:11,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:37:11,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:37:11,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:37:11,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:37:11,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:37:11,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-13 22:37:11,053 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:37:11,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:37:11,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:37:11,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:37:11,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:37:11,056 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:37:11,057 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 22:37:11,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:37:11,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:37:11,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:37:11,058 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-13 22:37:11,059 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-13 22:37:11,059 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-13 22:37:11,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:37:11,059 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 22:37:11,060 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 22:37:11,060 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 22:37:11,060 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:37:11,060 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:37:11,061 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:37:11,061 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:37:11,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:37:11,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:37:11,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:37:11,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:37:11,062 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 22:37:11,062 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 22:37:11,063 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 22:37:11,063 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 22:37:11,063 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_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d9d4ccd50762f6f94227af6be901e1499ea77136c5cda899a027f7324024a3f [2021-11-13 22:37:11,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:37:11,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:37:11,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:37:11,474 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:37:11,475 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:37:11,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c [2021-11-13 22:37:11,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data/7fb5cc8cc/7394a890b8c24e98a662512fc873712c/FLAG3e45b2949 [2021-11-13 22:37:12,116 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:37:12,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/sv-benchmarks/c/array-memsafety/cstrncpy_unsafe.c [2021-11-13 22:37:12,126 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data/7fb5cc8cc/7394a890b8c24e98a662512fc873712c/FLAG3e45b2949 [2021-11-13 22:37:12,508 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/data/7fb5cc8cc/7394a890b8c24e98a662512fc873712c [2021-11-13 22:37:12,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:37:12,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:37:12,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:37:12,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:37:12,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:37:12,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7178a2a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12, skipping insertion in model container [2021-11-13 22:37:12,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:37:12,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:37:12,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:37:12,748 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:37:12,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:37:12,779 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:37:12,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12 WrapperNode [2021-11-13 22:37:12,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:37:12,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:37:12,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:37:12,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:37:12,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:37:12,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:37:12,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:37:12,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:37:12,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:37:12,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:37:12,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:37:12,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:37:12,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:12" (1/1) ... [2021-11-13 22:37:12,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:37:12,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:37:12,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:37:12,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:37:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-13 22:37:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:37:12,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:37:12,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-13 22:37:13,287 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:37:13,288 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 22:37:13,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:13 BoogieIcfgContainer [2021-11-13 22:37:13,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:37:13,292 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:37:13,292 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:37:13,302 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:37:13,303 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:13" (1/1) ... [2021-11-13 22:37:13,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:37:13,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:37:13,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2021-11-13 22:37:13,422 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2021-11-13 22:37:13,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 22:37:13,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:37:13,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:37:13,476 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) [2021-11-13 22:37:13,484 INFO L158 Benchmark]: Toolchain (without parser) took 966.30ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 37.5MB in the beginning and 50.8MB in the end (delta: -13.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2021-11-13 22:37:13,486 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:37:13,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.29ms. Allocated memory is still 58.7MB. Free memory was 37.3MB in the beginning and 27.8MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 22:37:13,489 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.21ms. Allocated memory is still 58.7MB. Free memory was 27.7MB in the beginning and 41.8MB in the end (delta: -14.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-13 22:37:13,490 INFO L158 Benchmark]: Boogie Preprocessor took 27.65ms. Allocated memory is still 58.7MB. Free memory was 41.8MB in the beginning and 40.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:37:13,491 INFO L158 Benchmark]: RCFGBuilder took 434.51ms. Allocated memory is still 58.7MB. Free memory was 40.6MB in the beginning and 29.6MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 22:37:13,493 INFO L158 Benchmark]: CodeCheck took 188.44ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 29.6MB in the beginning and 50.8MB in the end (delta: -21.2MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2021-11-13 22:37:13,504 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 0.31ms. Allocated memory is still 58.7MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.29ms. Allocated memory is still 58.7MB. Free memory was 37.3MB in the beginning and 27.8MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.21ms. Allocated memory is still 58.7MB. Free memory was 27.7MB in the beginning and 41.8MB in the end (delta: -14.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.65ms. Allocated memory is still 58.7MB. Free memory was 41.8MB in the beginning and 40.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 434.51ms. Allocated memory is still 58.7MB. Free memory was 40.6MB in the beginning and 29.6MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 188.44ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 29.6MB in the beginning and 50.8MB in the end (delta: -21.2MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:37:13,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_042d77cf-bed8-4fc4-92f7-8ecb6211dd2b/bin/ukojak-2xVlg8857e/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